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Illustrated Checklist

 Powered by Macaulay Library and eBird
Updated ~19 hours ago
364 Species Observed
Species w/ Photos
Species w/ Audio
Species Needing Photos
Species Needing Audio
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Native and Naturalized (363)

  1. Last observed by John Haycraft on 30 Mar 2024
  2. Last observed by Hannah Criswell on 17 Feb 2024
  3. Last observed by Glenn Walbek on 5 Dec 2022
  4. Last observed by Gary Witt on 26 Apr 2024
  5. Last observed by Steven Mlodinow on 8 May 2024
  6. Last observed by Colorado Bird Records Committee on 22 Mar 2002
  7. Last observed by Luke Pheneger on 21 Jul 2024
  8. Last observed by Justyn Foth on 26 Jun 2024
  9. Last observed by Justyn Foth on 26 Jun 2024
  10. Last observed by Justyn Foth on 26 Jun 2024
  11. Last observed by Luke Pheneger on 21 Jul 2024
  12. Last observed by Nick Moore on 28 Mar 2010
  13. Last observed by Justyn Foth on 26 Jun 2024
  14. Last observed by Luke Pheneger on 21 Jul 2024
  15. Last observed by Steven Mlodinow on 8 Apr 2023
  16. Last observed by Kathy Mihm Dunning on 9 May 2024
  17. Last observed by Matt Clark on 15 May 2024
  18. Last observed by Matt Clark on 15 May 2024
  19. Last observed by Justyn Foth on 26 Jun 2024
  20. Last observed by Doug Ward on 8 May 2024
  21. Last observed by Cameron Carver on 7 Mar 2023
  22. Last observed by T B on 12 May 2024
  23. Last observed by Glenn Walbek on 24 Oct 2023
  24. Last observed by Linda Lee on 12 May 2024
  25. Last observed by Cole Sage on 19 Nov 2023
  26. Last observed by Nick Moore on 28 Mar 2010
  27. Last observed by Glenn Walbek on 13 Nov 2023
  28. Last observed by Cole Sage on 12 Apr 2024
  29. Last observed by Glenn Walbek on 13 Nov 2023
  30. Last observed by Matt Clark on 15 May 2024
  31. Last observed by Luke Pheneger on 21 Jul 2024
  32. Last observed by Luke Pheneger on 21 Jul 2024
  33. Last observed by Josh Bruening on 20 Jul 2024
  35. Last observed by Scott Dieni on 26 May 2024
  36. Last observed by Brian Genge on 12 Apr 2024
  37. Last observed by Linda Lee on 12 May 2024
  38. Last observed by Doug Ward on 8 May 2024
  39. Last observed by Tony Leukering on 30 May 2019
  40. Last observed by Louise Smyth on 13 Jul 2024
  41. Last observed by Hugh Kingery on 13 May 2005
  42. Last observed by Luke Pheneger on 21 Jul 2024
  43. Last observed by Colorado Bird Records Committee on 6 Nov 1994
  44. Last observed by Joe Cochran on 20 Jun 2024
  45. Last observed by Luke Pheneger on 21 Jul 2024
  46. Last observed by David Leatherman on 2 Jul 2024
  47. Last observed by Josh Bruening on 20 Jul 2024
  48. Last observed by Randall Siebert on 15 May 2019
  49. Last observed by Joey Kellner on 22 Aug 1997
  50. Last observed by Luke Pheneger on 21 Jul 2024
  51. Last observed by Joey Kellner on 11 Jul 2024
  52. Last observed by Matt Clark on 1 Oct 2022
  53. Last observed by Linda Lee on 12 May 2024
  54. Last observed by Irene Fortune on 24 Apr 2024
  55. Last observed by Joey Kellner on 7 May 2023
  56. Last observed by Josh Bruening on 20 Jul 2024
  57. Last observed by Glenn Walbek on 24 Aug 2022
  58. Last observed by Jim Malcom on 13 Sep 2023
  59. Last observed by Archer Silverman on 2 May 2024
  60. Last observed by Renee Casias on 12 May 2024
  61. Last observed by Luke Pheneger on 15 May 2024
  62. Last observed by Justyn Foth on 26 Jun 2024
  64. Last observed by Mark Peterson on 9 Nov 2023
  65. Last observed by Justyn Foth on 26 Jun 2024
  66. Last observed by Justyn Foth on 26 Jun 2024
  67. Last observed by Mark Peterson on 24 Sep 2019
  68. Last observed by David Dowell on 13 Oct 2019
  69. Last observed by Luke Pheneger on 21 Jul 2024
  70. Last observed by Brian Genge on 4 May 2024
  71. Last observed by Mark Peterson on 27 Apr 2023
  72. Last observed by Joe Cochran on 20 Jun 2024
  73. Last observed by Hugh Kingery on 5 May 1972
  74. Last observed by Glenn Walbek on 23 Aug 2023
  75. Last observed by Joey Kellner on 3 May 2014
  76. Last observed by Justyn Foth on 26 Jun 2024
  77. Last observed by Scott Shaum on 2 May 2024
  78. Last observed by Mark Peterson on 24 Sep 2019
  79. Last observed by Michael Webster on 11 May 2024
  80. Last observed by Glenn Walbek on 26 Oct 2023
  81. Last observed by Matt Clark on 15 May 2024
  82. Last observed by Glenn Walbek on 11 Oct 2023
  83. Last observed by Matt Clark on 15 May 2024
  84. Last observed by Clint Jones on 17 May 2024
  85. Last observed by Brady Schwab on 11 May 2024
  86. Last observed by Michael Webster on 11 May 2024
  87. Last observed by Steven Mlodinow on 8 May 2024
  88. Last observed by Kathy Mihm Dunning on 9 May 2024
  89. Last observed by Matt Clark on 15 May 2024
  90. Last observed by Glenn Walbek on 6 Sep 2022
  91. Last observed by Matt Clark on 15 May 2024
  92. Last observed by Luke Pheneger on 21 Jul 2024
  93. Last observed by Glenn Walbek on 6 Jun 2023
  94. Last observed by Michael Webster on 11 May 2024
  95. Last observed by Glenn Walbek on 11 Oct 2023
  96. Last observed by Scott Shaum on 1 May 2024
  97. Last observed by Brian Genge on 4 May 2024
  98. Last observed by Steven Mlodinow on 8 May 2024
  99. Last observed by Tony Leukering on 9 May 1999
  100. Last observed by Linda Lee on 12 May 2024
  101. Last observed by Mark Peterson on 9 Nov 2023
  102. Last observed by Linda Lee on 12 May 2024
  103. Last observed by Steve Larson on 7 May 2021
  104. Last observed by Kathy Mihm Dunning on 19 May 2019
  105. Last observed by Glenn Walbek on 23 Aug 2023
  106. Last observed by Scott Dieni on 26 May 2024
  107. Last observed by Glenn Walbek on 3 May 2022
  108. Last observed by Laura Stump on 21 May 2024
  109. Last observed by Luke Pheneger on 21 Jul 2024
  110. Last observed by Andrew Spencer on 2 May 2021
  111. Last observed by Scott Dieni on 26 May 2024
  112. Last observed by Glenn Walbek on 18 Oct 2023
  113. Last observed by Mark Peterson on 12 Aug 2022
  114. Last observed by Matt Clark on 15 May 2024
  115. Last observed by Colorado Bird Records Committee on 26 Aug 1993
  116. Last observed by Brian Genge on 1 May 2024
  117. Last observed by Archer Silverman on 2 May 2024
  118. Last observed by Luke Pheneger on 14 May 2024
  119. Last observed by Scott Shaum on 1 May 2024
  120. Last observed by Archer Silverman on 2 May 2024
  121. Last observed by Luke Pheneger on 21 Jul 2024
  122. Last observed by Brian Genge on 1 May 2024
  123. Last observed by Linda Lee on 12 May 2024
  124. Last observed by Luke Pheneger on 21 Jul 2024
  125. Last observed by T B on 12 May 2024
  126. Last observed by Justyn Foth on 26 Jun 2024
  127. Last observed by Louise Smyth on 13 Jul 2024
  128. Last observed by Michael Webster on 11 May 2024
  129. Last observed by Amy Borchardt on 3 May 2024
  130. Last observed by Brady Schwab on 11 May 2024
  131. Last observed by Jane Stulp on 14 Apr 2015
  132. Last observed by Scott Dieni on 26 May 2024
  133. Last observed by Jane Stulp on 14 Apr 2015
  134. Last observed by Tyler Funk on 31 Jul 2016
  135. Last observed by Laura Stump on 21 May 2024
  136. Last observed by Luke Pheneger on 21 Jul 2024
  137. Last observed by Mark Peterson on 23 Apr 2022
  138. Last observed by Josh Bruening on 20 Jul 2024
  139. Last observed by Henry Pollock on 18 Feb 2024
  140. Last observed by Jessie Reese on 29 May 2024
  141. Last observed by Beth Bannister on 17 May 2024
  142. Last observed by Luke Pheneger on 14 May 2024
  143. Last observed by David Dowell on 15 Oct 2022
  144. Last observed by matt newport on 26 May 2024
  145. Last observed by Jessie Reese on 28 May 2024
  146. Last observed by Chris Wood on 20 Jan 2000
  148. Last observed by Norman Erthal on 19 Feb 2023
  149. Last observed by Steven Mlodinow on 15 Dec 2017
  150. Last observed by Michael Webster on 11 May 2024
  151. Last observed by Alec Hopping on 6 Oct 2020
  152. Last observed by Jeremy Alcorn on 10 Apr 2023
  153. Last observed by Brian Genge on 28 Mar 2024
  154. Last observed by Jim Malcom on 13 Sep 2023
  155. Last observed by David Leatherman on 2 Jul 2024
  156. Last observed by Linda Lee on 3 May 2024
  157. Last observed by David Leatherman on 2 Jul 2024
  158. Last observed by Josh Bruening on 20 Jul 2024
  159. Last observed by Brian Genge on 4 May 2024
  160. Last observed by Joey Kellner on 11 Jul 2024
  161. Last observed by Luke Pheneger on 21 Jul 2024
  162. Last observed by Hannah Criswell on 17 Feb 2024
  163. Last observed by Brady Schwab on 11 May 2024
  164. Last observed by Josh Bruening on 20 Jul 2024
  165. Last observed by Julia Snieder on 19 May 2024
  166. Last observed by matt newport on 26 May 2024
  167. Last observed by Nathan Pieplow on 10 May 2002
  168. Last observed by Glenn Walbek on 7 Sep 2023
  169. Last observed by Glenn Walbek on 26 May 2022
  170. Last observed by Scott Dieni on 26 May 2024
  171. Last observed by T B on 12 May 2024
  172. Last observed by Glenn Walbek on 6 Sep 2023
  173. Last observed by Glenn Walbek on 16 Aug 2023
  174. Last observed by Linda Lee on 12 May 2024
  175. Last observed by Cole Sage on 18 Aug 2023
  176. Last observed by Peter Burke on 5 May 2024
  177. Last observed by Josh Bruening on 20 Jul 2024
  178. Last observed by Joey Kellner on 11 Jul 2024
  179. Last observed by Glenn Walbek on 12 Apr 2023
  180. Last observed by Joey Kellner on 11 Jul 2024
  181. Last observed by David Dowell on 9 Sep 2023
  182. Last observed by Kadynn Hatfield on 18 Jul 2024
  183. Last observed by Luke Pheneger on 21 Jul 2024
  184. Last observed by Steve Marshall on 23 May 2024
  185. Last observed by Linda Lee on 2 May 2024
  186. Last observed by Scott Shaum on 2 May 2024
  187. Last observed by Glenn Walbek on 6 Sep 2023
  188. Last observed by Mark Peterson on 7 May 2023
  189. Last observed by Steve Larson on 12 May 2023
  190. Last observed by Jim Malcom on 13 Sep 2023
  191. Last observed by David Dowell on 9 Sep 2023
  192. Last observed by Laura Stump on 21 May 2024
  193. Last observed by Glenn Walbek on 6 Oct 2022
  194. Last observed by David Leatherman on 2 Jul 2024
  195. Last observed by Glenn Walbek on 11 Sep 2023
  196. Last observed by Mark Peterson on 25 Jun 2019
  197. Last observed by Chris Goulart on 19 May 2024
  198. Last observed by Cole Sage on 19 Nov 2023
  199. Last observed by Luke Pheneger on 28 Mar 2024
  200. Last observed by Brian Genge on 12 Apr 2024
  201. Last observed by Julia Snieder on 19 May 2024
  202. Last observed by Kathryn Kay on 6 May 2024
  203. Last observed by matt newport on 26 May 2024
  204. Last observed by Glenn Walbek on 5 Oct 2014
  205. Last observed by Matt Clark on 15 May 2024
  206. Last observed by matt newport on 26 May 2024
  207. Last observed by Josh Bruening on 20 Jul 2024
  208. Last observed by Ben Sampson on 16 Dec 2020
  209. Last observed by Brian Genge on 12 Apr 2024
  210. Last observed by Brian Genge on 12 Apr 2024
  211. Last observed by Luke Pheneger on 21 Jul 2024
  212. Last observed by Matt Clark on 15 May 2024
  213. Last observed by Matt Clark on 15 May 2024
  214. Last observed by Glenn Walbek on 6 Sep 2023
  215. Last observed by Mark Peterson on 21 Sep 2022
  216. Last observed by Clint Jones on 17 May 2024
  217. Last observed by Justyn Foth on 26 Jun 2024
  218. Last observed by Luke Pheneger on 21 Jul 2024
  219. Last observed by Kathryn Kay on 6 May 2024
  220. Last observed by Steve Larson on 10 May 2024
  221. Last observed by Mark Peterson on 9 Nov 2023
  222. Last observed by Brian Genge on 28 Mar 2024
  223. Last observed by Doug Ward on 10 May 2024
  224. Last observed by Mark Peterson on 9 Nov 2023
  225. Last observed by Kara Carragher on 8 May 2024
  226. Last observed by Josh Bruening on 20 Jul 2024
  227. Last observed by Joey Kellner on 11 Jul 2024
  228. Last observed by Chris Goulart on 19 May 2024
  229. Last observed by Tony Leukering on 3 Jan 2005
  230. Last observed by Luke Pheneger on 28 Mar 2024
  231. Last observed by Peter Gaede on 10 May 1998
  232. Last observed by Doug Ward on 10 May 2024
  233. Last observed by Kathy Mihm Dunning on 6 Jul 2019
  234. Last observed by Joey Kellner on 11 Jul 2024
  235. Last observed by John Faber on 1 Jul 2024
  236. Last observed by Laura Stump on 21 May 2024
  237. Last observed by Matt Clark on 15 May 2024
  238. Last observed by Luke Pheneger on 21 Jul 2024
  239. Last observed by Matt Clark on 15 May 2024
  240. Last observed by Kadynn Hatfield on 18 Jul 2024
  241. Last observed by Brady Schwab on 11 May 2024
  242. Last observed by T B on 12 May 2024
  243. Last observed by Brian Genge on 1 May 2024
  244. Last observed by Doug Kibbe on 16 Oct 2011
  245. Last observed by Renee Casias on 12 May 2024
  246. Last observed by Kara Carragher on 9 May 2024
  247. Last observed by Laura Stump on 21 May 2024
  248. Last observed by Matt Clark on 15 May 2024
  249. Last observed by Christine Alexander on 13 May 2023
  250. Last observed by Josh Bruening on 20 Jul 2024
  251. Last observed by Glenn Walbek on 10 Jan 2023
  252. Last observed by Beth Bannister on 15 May 2024
  253. Last observed by Louise Smyth on 13 Jul 2024
  254. Last observed by michelle trotter on 9 May 2024
  255. Last observed by Alec Hopping on 13 Oct 2020
  256. Last observed by Luke Pheneger on 18 Mar 2023
  257. Last observed by Ted Floyd on 22 Feb 2014
  258. Last observed by Matt Gray on 21 Nov 2020
  259. Last observed by Dave Hawksworth on 7 Jun 2024
  260. Last observed by Alec Hopping on 6 Oct 2020
  261. Last observed by Tony Leukering on 2 Jan 2022
  262. Last observed by Cole Sage on 19 Nov 2023
  263. Last observed by Luke Pheneger on 15 May 2024
  264. Last observed by Joey Kellner on 11 Jul 2024
  265. Last observed by Josh Bruening on 20 Jul 2024
  266. Last observed by Peter Kappes on 11 Mar 2024
  267. Last observed by Peter Kappes on 12 Mar 2024
  268. Last observed by Peter Kappes on 12 Mar 2024
  269. Last observed by Glenn Walbek on 21 Dec 2022
  270. Last observed by Luke Pheneger on 21 Jul 2024
  271. Last observed by Justyn Foth on 26 Jun 2024
  272. Last observed by Luke Pheneger on 15 May 2024
  273. Last observed by Linda Lee on 12 May 2024
  274. Last observed by Doug Ward on 10 May 2024
  275. Last observed by Steven Mlodinow on 8 May 2024
  276. Last observed by Linda Lee on 3 Jul 2023
  277. Last observed by Luke Pheneger on 21 Jul 2024
  278. Last observed by Josh Bruening on 20 Jul 2024
  279. Last observed by Brian Genge on 12 Apr 2024
  280. Last observed by Glenn Walbek on 7 Feb 2023
  281. Last observed by Anonymous eBirder on 5 May 2024
  282. Last observed by Luke Pheneger on 15 May 2024
  283. Last observed by Daniel Maynard on 30 Mar 2013
  284. Last observed by Renee Casias on 12 May 2024
  285. Last observed by Doug Ward on 10 May 2024
  286. Last observed by Linda Lee on 12 May 2024
  287. Last observed by michelle trotter on 9 May 2024
  288. Last observed by Tony Leukering on 30 Apr 2000
  289. Last observed by Chris Goulart on 19 May 2024
  290. Last observed by Luke Pheneger on 15 May 2024
  291. Last observed by Cole Sage on 19 Nov 2023
  292. Last observed by David Leatherman on 2 Jul 2024
  293. Last observed by David Leatherman on 2 Jul 2024
  294. Last observed by Kathryn Kay on 6 May 2024
  295. Last observed by Linda Lee on 12 May 2024
  296. Last observed by Scott Shaum on 2 May 2024
  297. Last observed by Bill Carrell on 21 Jun 2024
  298. Last observed by Justyn Foth on 26 Jun 2024
  299. Last observed by Doug Ward on 10 May 2024
  300. Last observed by Luke Pheneger on 21 Jul 2024
  301. Last observed by M Gaylord on 26 May 2024
  302. Last observed by Luke Pheneger on 21 Jul 2024
  303. Last observed by Luke Pheneger on 21 Jul 2024
  304. Last observed by Matt Clark on 15 May 2024
  305. Last observed by Luke Pheneger on 21 Jul 2024
  306. Last observed by Jim Dennis on 8 May 2013
  307. Last observed by David Leatherman on 2 Jul 2024
  308. Last observed by Ted Floyd on 10 Feb 2018
  309. Last observed by Matt Clark on 15 May 2024
  310. Last observed by Luke Pheneger on 21 Jul 2024
  311. Last observed by Luke Pheneger on 21 Jul 2024
  312. Last observed by Brian Genge on 4 May 2024
  313. Last observed by Ben Sampson on 2 May 2021
  314. Last observed by Colorado Bird Records Committee on 1 Jun 1975
  315. Last observed by Luke Pheneger on 15 May 2024
  316. Last observed by Chris Owens on 13 May 2022
  317. Last observed by Andrew Fontenot on 21 May 2020
  318. Last observed by Brian Genge on 12 Apr 2024
  319. Last observed by Jesse Casias on 25 Apr 2020
  320. Last observed by Matt Clark on 15 May 2024
  321. Last observed by Doug Ward on 10 May 2024
  322. Last observed by Glenn Walbek on 25 Apr 2023
  323. Last observed by Cyndy Johnson on 5 May 2024
  324. Last observed by Anonymous eBirder on 5 May 2024
  325. Last observed by Steven Mlodinow on 8 May 2024
  326. Last observed by Glenn Walbek on 18 May 2023
  327. Last observed by Loch Kilpatrick on 8 May 2008
  328. Last observed by Matt Clark on 15 May 2024
  329. Last observed by Renee Casias on 12 May 2024
  330. Last observed by Matt Clark on 15 May 2024
  331. Last observed by Andrew Fontenot on 7 May 2022
  332. Last observed by Timo Mitzen on 4 May 1999
  333. Last observed by Brady Schwab on 11 May 2024
  334. Last observed by Cole Sage on 24 Sep 2022
  335. Last observed by Glenn Walbek on 2 Nov 2022
  336. Last observed by David Dowell on 9 Oct 2022
  337. Last observed by Luke Pheneger on 21 Jul 2024
  338. Last observed by Scott Shaum on 2 May 2024
  339. Last observed by Steve Larson on 10 May 2024
  340. Last observed by Jesse Casias on 16 May 2021
  341. Last observed by Matt Clark on 15 May 2024
  342. Last observed by Colorado Bird Records Committee on 15 Jun 1998
  343. Last observed by Laura Stump on 21 May 2024
  344. Last observed by Tony Leukering on 24 Apr 2018
  345. Last observed by Glenn Walbek on 10 May 2022
  346. Last observed by Kathy Mihm Dunning on 9 May 2024
  347. Last observed by Sean Huntley on 7 May 2023
  348. Last observed by Glenn Walbek on 10 Oct 2023
  349. Last observed by Colorado Bird Records Committee on 5 Sep 1998
  350. Last observed by Scott Dieni on 25 May 2024
  351. Last observed by Luke Pheneger on 2 May 2023
  352. Last observed by Eric DeFonso 🦑 on 26 May 2022
  353. Last observed by Joey Kellner on 11 Jul 2024
  354. Last observed by Colorado Bird Records Committee on 16 May 2000
  355. Last observed by Doug Ward on 10 May 2024
  356. Last observed by Luke Pheneger on 21 Jul 2024
  357. Last observed by Matt Clark on 15 May 2024
  358. Last observed by Linda Lee on 12 May 2024
  359. Last observed by Luke Pheneger on 21 Jul 2024
  360. Last observed by David Leatherman on 2 Jul 2024
  361. Last observed by Steven Mlodinow on 8 May 2024
  362. Last observed by Julia Snieder on 19 May 2024
  363. Last observed by Luke Pheneger on 21 Jul 2024

Exotic: Provisional (1)

  1. Last observed by Luke Pheneger on 21 Jul 2024

Exotic: Escapee (1)

  1. Last observed by Beth Bannister on 14 May 2024

Hybrids (13)

  1. Snow x Ross's Goose (hybrid) Anser caerulescens x rossii
    Last observed by Steven Mlodinow on 2 May 2023
  2. Snow x Canada Goose (hybrid) Anser caerulescens x Branta canadensis
    Last observed by Tyler Stuart on 20 Feb 2023
  3. Snow/Ross's x Cackling/Canada Goose (hybrid) Anser caerulescens/rossii x Branta hutchinsii/canadensis
    Last observed by Glenn Walbek on 9 Jan 2023
  4. Blue-winged x Cinnamon Teal (hybrid) Spatula discors x cyanoptera
    Last observed by Glenn Walbek on 7 Mar 2023
  5. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    Last observed by Glenn Walbek on 23 Mar 2023
  6. Glossy x White-faced Ibis (hybrid) Plegadis falcinellus x chihi
    Last observed by Steven Mlodinow on 8 May 2024
  7. Downy x Ladder-backed Woodpecker (hybrid) Dryobates pubescens x scalaris
    Last observed by Steven Mlodinow on 8 May 2024
  8. Black x Eastern Phoebe (hybrid) Sayornis nigricans x phoebe
    Last observed by Brian Genge on 12 Apr 2024
  9. Green-tailed x Spotted Towhee (hybrid) Pipilo chlorurus x maculatus
    Last observed by Nathan Pieplow on 5 May 2021
  10. Spotted x Eastern Towhee (hybrid) Pipilo maculatus x erythrophthalmus
    Last observed by Ted Floyd on 4 Feb 2022
  11. Bullock's x Baltimore Oriole (hybrid) Icterus bullockii x galbula
    Last observed by Luke Pheneger on 3 May 2023
  12. Townsend's x Black-throated Green Warbler (hybrid) Setophaga townsendi x virens
    Last observed by Cole Wild on 11 May 2013
  13. Lazuli x Indigo Bunting (hybrid) Passerina amoena x cyanea
    Last observed by Joey Kellner on 10 Jul 2021

Additional Taxa (97)

  1. Snow/Ross's Goose Anser caerulescens/rossii
    Last observed by Norman Erthal on 19 Feb 2023
  2. Cackling/Canada Goose Branta hutchinsii/canadensis
    Last observed by Norman Erthal on 19 Feb 2023
  3. goose sp. Anatidae (goose sp.)
    Last observed by Tony Leukering on 7 Mar 2019
  4. Blue-winged/Cinnamon Teal Spatula discors/cyanoptera
    Last observed by Glenn Walbek on 18 Oct 2023
  5. Mallard/Mexican Duck Anas platyrhynchos/diazi
    Last observed by Cole Sage on 24 Sep 2022
  6. teal sp. Anatidae sp. (teal sp.)
    Last observed by Glenn Walbek on 11 Oct 2023
  7. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    Last observed by Glenn Walbek on 11 Oct 2023
  8. Greater/Lesser Scaup Aythya marila/affinis
    Last observed by Glenn Walbek on 22 Mar 2023
  9. Aythya sp. Aythya sp.
    Last observed by Jim Dennis on 14 Mar 2015
  10. duck sp. Anatidae (duck sp.)
    Last observed by Matt Clark on 15 May 2024
  11. Western/Clark's Grebe Aechmophorus occidentalis/clarkii
    Last observed by David Dowell on 14 Apr 2019
  12. pigeon/dove sp. Columbidae sp.
    Last observed by Luke Pheneger on 21 Jul 2024
  13. Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmus
    Last observed by Travis Mahan on 31 Jul 2016
  14. nighthawk sp. Chordeiles sp.
    Last observed by Luke Pheneger on 14 May 2024
  15. Ruby-throated/Black-chinned Hummingbird Archilochus colubris/alexandri
    Last observed by Mark Peterson on 14 Aug 2023
  16. Selasphorus sp. Selasphorus sp.
    Last observed by Jim Dennis on 9 Sep 2017
  17. hummingbird sp. Trochilidae sp.
    Last observed by Luke Pheneger on 21 Jul 2024
  18. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    Last observed by Joel Such on 4 May 2024
  19. phalarope sp. Phalaropus sp.
    Last observed by Brian Genge on 4 May 2024
  20. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    Last observed by Joel Such on 4 May 2024
  21. peep sp. Calidris sp. (peep sp.)
    Last observed by Kathy Mihm Dunning on 9 May 2024
  22. large shorebird sp. Scolopacidae sp. (large shorebird sp.)
    Last observed by Justyn Foth on 26 Jun 2024
  23. shorebird sp. Charadriiformes sp.
    Last observed by Justyn Foth on 26 Jun 2024
  24. gull sp. Larinae sp.
    Last observed by Linda Andes-Georges on 1 May 2024
  25. Forster's/Common Tern Sterna forsteri/hirundo
    Last observed by Kathy Mihm Dunning on 7 May 2019
  26. tern sp. Sterninae sp.
    Last observed by Joey Kellner on 3 May 2014
  27. cormorant sp. Phalacrocoracidae sp.
    Last observed by Kara Carragher on 13 May 2017
  28. Yellow-crowned/Black-crowned Night Heron Nycticorax nycticorax/Nyctanassa violacea
    Last observed by Michael Webster on 10 May 2024
  29. heron sp. Ardeidae sp.
    Last observed by Linda Andes-Georges on 1 May 2024
  30. white egret sp. Egretta/Bubulcus/Ardea sp.
    Last observed by Linda Andes-Georges on 1 May 2024
  31. Glossy/White-faced Ibis Plegadis falcinellus/chihi
    Last observed by Joel Such on 4 May 2024
  32. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    Last observed by Paul Slingsby on 26 Apr 2024
  33. Accipiter sp. Accipiter sp.
    Last observed by Gary Witt on 26 Apr 2024
  34. Golden/Bald Eagle Aquila chrysaetos/Haliaeetus leucocephalus
    Last observed by Nick Whitehouse on 6 May 1997
  35. Buteo sp. Buteo sp.
    Last observed by Brian Genge on 29 Apr 2023
  36. hawk sp. Accipitridae sp. (hawk sp.)
    Last observed by Zach Roy on 22 Apr 2022
  37. screech-owl sp. Megascops sp.
    Last observed by Mark Peterson on 4 Dec 2018
  38. owl sp. Strigiformes sp.
    Last observed by Cole Sage on 18 Nov 2023
  39. Yellow-bellied/Red-naped Sapsucker Sphyrapicus varius/nuchalis
    Last observed by David Dowell on 9 Oct 2022
  40. sapsucker sp. Sphyrapicus sp.
    Last observed by Alec Hopping on 6 Oct 2020
  41. Downy/Ladder-backed Woodpecker Dryobates pubescens/scalaris
    Last observed by Steven Mlodinow on 8 May 2024
  42. woodpecker sp. Picidae sp.
    Last observed by Joel Such on 4 May 2024
  43. large falcon sp. Falco sp. (large falcon sp.)
    Last observed by David Dowell on 22 Apr 2023
  44. small falcon sp. Falco sp. (small falcon sp.)
    Last observed by Yancey Ranspot on 11 Jun 2019
  45. falcon sp. Falco sp.
    Last observed by M Gaylord on 26 May 2024
  46. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    Last observed by Jacquie Evans on 10 Apr 2021
  47. Western/Eastern Wood-Pewee Contopus sordidulus/virens
    Last observed by Mark Peterson on 14 Aug 2023
  48. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    Last observed by Mark Holmgren on 28 May 2022
  49. Hammond's/Dusky Flycatcher Empidonax hammondii/oberholseri
    Last observed by Kathy Mihm Dunning on 21 May 2022
  50. Gray/Dusky Flycatcher Empidonax wrightii/oberholseri
    Last observed by Christine Alexander on 13 Aug 2017
  51. Empidonax sp. Empidonax sp.
    Last observed by Steve Larson on 10 May 2024
  52. phoebe sp. Sayornis sp.
    Last observed by Brian Genge on 12 Apr 2024
  53. Myiarchus sp. Myiarchus sp.
    Last observed by Steve Larson on 13 May 2023
  54. Cassin's/Western Kingbird Tyrannus vociferans/verticalis
    Last observed by Cole Penning on 27 May 2023
  55. new world flycatcher sp. Tyrannidae sp.
    Last observed by Tony Leukering on 19 Sep 2019
  56. Cassin's/Blue-headed Vireo Vireo cassinii/solitarius
    Last observed by Chris Rurik on 10 Oct 2015
  57. Cassin's/Plumbeous Vireo Vireo cassinii/plumbeus
    Last observed by Jim Malcom on 16 Sep 2020
  58. solitary vireo sp. Vireo cassinii/solitarius/plumbeus
    Last observed by Jim Malcom on 13 Sep 2023
  59. vireo sp. Vireo sp.
    Last observed by Cole Sage on 24 Sep 2022
  60. Loggerhead/Northern Shrike Lanius ludovicianus/borealis
    Last observed by Kathy Mihm Dunning on 19 Dec 2018
  61. raven sp. Corvus sp. (raven sp.)
    Last observed by Luke Pheneger on 15 May 2024
  62. crow/raven sp. Corvus sp.
    Last observed by Norman Erthal on 28 Nov 2023
  63. chickadee sp. Poecile sp.
    Last observed by Peter Gaede on 10 May 1998
  64. Cliff/Cave Swallow Petrochelidon pyrrhonota/fulva
    Last observed by Mark Peterson on 25 May 2022
  65. swallow sp. Hirundinidae sp.
    Last observed by Matt Clark on 15 May 2024
  66. wren sp. Troglodytidae sp.
    Last observed by Gary Witt on 3 May 2024
  67. Brown/Long-billed Thrasher Toxostoma rufum/longirostre
    Last observed by Mark Peterson on 22 Jan 2018
  68. bluebird sp. Sialia sp.
    Last observed by Linda Andes-Georges on 1 May 2024
  69. Catharus sp. Catharus sp.
    Last observed by Steve Larson on 10 May 2024
  70. Bohemian/Cedar Waxwing Bombycilla garrulus/cedrorum
    Last observed by Steve Calver on 24 Apr 2013
  71. finch sp. Fringillidae sp.
    Last observed by Tony Leukering on 31 Jan 2018
  72. longspur sp. Calcarius/Rhynchophanes sp.
    Last observed by Hannah Criswell on 17 Feb 2024
  73. Spizella sp. Spizella sp.
    Last observed by Luke Pheneger on 15 May 2024
  74. Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.
    Last observed by Brian Genge on 28 Mar 2024
  75. Zonotrichia sp. Zonotrichia sp.
    Last observed by Kathryn Kay on 6 May 2024
  76. Lincoln's/Swamp Sparrow Melospiza lincolnii/georgiana
    Last observed by pamela graber on 29 May 2017
  77. Spotted/Eastern Towhee (Rufous-sided Towhee) Pipilo maculatus/erythrophthalmus
    Last observed by Ted Floyd on 20 Feb 2016
  78. towhee sp. Melozone/Pipilo sp.
    Last observed by Diane Roberts on 17 Aug 2020
  79. new world sparrow sp. Passerellidae sp.
    Last observed by Cole Sage on 12 Apr 2024
  80. Western/Eastern Meadowlark Sturnella neglecta/magna
    Last observed by Russ Costello on 16 Apr 2011
  81. Western/Chihuahuan Meadowlark Sturnella neglecta/lilianae
    Last observed by Jeremy Ballard on 1 Jan 2024
  82. Sturnella meadowlark sp. Sturnella sp.
    Last observed by David Wheeler on 15 Apr 2024
  83. Bullock's/Baltimore Oriole Icterus bullockii/galbula
    Last observed by Steven Mlodinow on 8 May 2024
  84. new world oriole sp. Icterus sp.
    Last observed by Austin Hess on 1 May 2016
  85. Bronzed/Brown-headed Cowbird Molothrus aeneus/ater
    Last observed by Tony Leukering on 28 Jul 2019
  86. grackle sp. Quiscalus sp.
    Last observed by Christine Alexander on 5 May 2019
  87. blackbird sp. Icteridae sp.
    Last observed by David Wheeler on 15 Apr 2024
  88. Leiothlypis sp. Leiothlypis sp.
    Last observed by Tony Leukering on 24 Apr 2019
  89. MacGillivray's/Mourning Warbler Geothlypis tolmiei/philadelphia
    Last observed by Cole Sage on 24 Sep 2022
  90. Setophaga sp. Setophaga sp.
    Last observed by Tony Leukering on 30 May 2011
  91. new world warbler sp. Parulidae sp.
    Last observed by David Suddjian on 18 Sep 2023
  92. tanager sp. (Piranga sp.) Piranga sp.
    Last observed by Jen Toews on 8 Jun 2022
  93. Rose-breasted/Black-headed Grosbeak Pheucticus ludovicianus/melanocephalus
    Last observed by Luke Pheneger on 15 May 2024
  94. Lazuli/Indigo Bunting Passerina amoena/cyanea
    Last observed by Brian Genge on 4 May 2024
  95. Passerina sp. Passerina sp.
    Last observed by Kara Carragher on 13 May 2017
  96. passerine sp. Passeriformes sp.
    Last observed by Hannah Criswell on 29 Jan 2023
  97. bird sp. Aves sp.
    Last observed by Cole Sage on 23 Sep 2022