Menu
The Cornell Lab
The Cornell Lab

The Cornell Lab of Ornithology builds the eBird global platform for communities and partners around the world to advance data-driven science, education, and conservation.

Change Region

Change Region

Millennium Park

Directions Map

Explore...

Illustrated Checklist

 Powered by Macaulay Library and eBird
Updated ~15 seconds ago

Custom Time Period

Change Time Period

244 Species Observed
Species w/ Photos
Species w/ Audio
Species Needing Photos
Species Needing Audio
Jump to species
View all media

Native and Naturalized (244)

  1. Last observed by Donna Sullivan on 7 Mar 2022
  2. Last observed by Marshall Iliff on 29 May 2014
  3. Last observed by Mary McMahon on 26 Apr 2024
  4. Last observed by Hilary Johansen-Silve on 25 Apr 2024
  5. Last observed by Hilary Johansen-Silve on 25 Apr 2024
  6. Last observed by Mary McMahon on 27 Aug 2022
  7. Last observed by Donna Sullivan on 1 Apr 2023
  8. Last observed by Marshall Iliff on 21 Oct 2021
  9. Last observed by Marshall Iliff on 28 Jan 2024
  10. Last observed by Mary McMahon on 26 Apr 2024
  11. Last observed by Kathleen Rawdon on 18 Apr 2024
  12. Last observed by Josh Bock on 3 Mar 2024
  13. Last observed by Anonymous eBirder on 14 Apr 2024
  14. Last observed by Donna Sullivan on 9 Jan 2013
  15. Last observed by Tim E. on 2 Apr 2024
  16. Last observed by Laura Markley on 10 Feb 2024
  17. Last observed by Mary McMahon on 5 Mar 2021
  18. Last observed by Matthew Garvey on 22 May 2022
  19. Last observed by Marshall Iliff on 7 Nov 2010
  20. Last observed by Marshall Iliff on 6 Apr 2024
  21. Last observed by Marshall Iliff on 10 Apr 2024
  22. Last observed by Marcia Dunham on 10 Apr 2024
  23. Last observed by Tim E. on 14 Apr 2024
  24. Last observed by Sergey Pavlov on 11 Apr 2024
  25. Last observed by Marshall Iliff on 3 Apr 2024
  26. Last observed by Rob Larsen on 30 Mar 2024
  27. Last observed by tom aversa on 2 Feb 1996
  28. Last observed by Mary McMahon on 23 Apr 2024
  29. Last observed by tom aversa on 24 Jun 1988
  30. Last observed by tom aversa on 15 May 1998
  31. Last observed by Tim E. on 2 Apr 2024
  32. Last observed by Marshall Iliff on 3 Nov 2011
  33. Last observed by Mary McMahon on 26 Apr 2024
  34. Last observed by Mary McMahon on 26 Apr 2024
  35. Last observed by Mary McMahon on 4 Oct 2020
  36. Last observed by Marcia Dunham on 18 May 2023
  37. Last observed by Ted Bradford on 3 Oct 2023
  38. Last observed by Marshall Iliff on 10 Oct 2023
  39. Last observed by Yoav Golan on 17 Sep 2023
  40. Last observed by Tim E. on 23 Apr 2024
  41. Last observed by Donna Sullivan on 23 Oct 2023
  42. Last observed by Robin Joyce on 10 Sep 2006
  43. Last observed by Donna Sullivan on 27 Nov 2023
  44. Last observed by Harmony W on 14 Aug 2021
  45. Last observed by Ingrid Messbauer on 14 Apr 2022
  46. Last observed by Marshall Iliff on 19 Nov 2012
  47. Last observed by Mary Lou Kaufman on 21 Sep 2016
  48. Last observed by jeff ott on 25 Apr 2024
  49. Last observed by Alex McAdam on 4 Sep 2022
  50. Last observed by Sebastian Jones on 2 May 2019
  51. Last observed by Ted Bradford on 4 Aug 2022
  52. Last observed by ryan doherty on 30 Mar 2024
  53. Last observed by Mary McMahon on 15 Apr 2024
  54. Last observed by Mary McMahon on 4 Sep 2016
  55. Last observed by Mary McMahon on 1 Sep 2023
  56. Last observed by Reade Everett on 12 Sep 2023
  57. Last observed by Matthew Garvey on 21 Apr 2023
  58. Last observed by Justine Hanson on 16 Sep 2022
  59. Last observed by Marshall Iliff on 12 Sep 2007
  60. Last observed by Marshall Iliff on 23 Aug 2010
  61. Last observed by tom aversa on 15 Sep 1995
  62. Last observed by Louis Sokolow on 20 Aug 2023
  63. Last observed by Ryan Schain on 16 Oct 2022
  64. Last observed by Marshall Iliff on 10 Sep 2007
  65. Last observed by Sebastian Jones on 5 Sep 2022
  66. Last observed by Pauline Banducci on 20 Apr 2024
  67. Last observed by Hilary Johansen-Silve on 25 Apr 2024
  68. Last observed by ryan doherty on 9 Mar 2023
  69. Last observed by Marshall Iliff on 9 Feb 2018
  70. Last observed by Marshall Iliff on 26 Oct 2021
  71. Last observed by Ted Bradford on 9 Jan 2022
  72. Last observed by Marshall Iliff on 21 May 2022
  73. Last observed by Neil Hayward on 25 Aug 2010
  74. Last observed by Marshall Iliff on 18 Nov 2019
  75. Last observed by Marshall Iliff on 9 Feb 2024
  76. Last observed by Mary McMahon on 24 Aug 2019
  77. Last observed by jeff ott on 25 Apr 2024
  78. Last observed by lawrence connolly on 2 Apr 2024
  79. Last observed by Marshall Iliff on 19 Jul 2023
  80. Last observed by Marshall Iliff on 11 Sep 2017
  81. Last observed by lawrence connolly on 10 Apr 2024
  82. Last observed by Marcia Dunham on 24 Jul 2022
  83. Last observed by Chris Dalton on 22 Aug 2021
  84. Last observed by Mary McMahon on 1 Sep 2023
  85. Last observed by Susan Packard on 15 Apr 2024
  86. Last observed by ryan doherty on 11 Apr 2024
  87. Last observed by Hilary Johansen-Silve on 25 Apr 2024
  88. Last observed by Marcia Dunham on 21 Apr 2024
  89. Last observed by Marshall Iliff on 14 Apr 2022
  90. Last observed by Ted Bradford on 23 Apr 2024
  91. Last observed by Hsing Min on 19 Apr 2024
  92. Last observed by jeff ott on 23 Apr 2024
  93. Last observed by Chelsea Shafranek on 22 Apr 2024
  94. Last observed by Mike McCarthy on 18 Apr 2024
  95. Last observed by Hilary Johansen-Silve on 25 Apr 2024
  96. Last observed by jeff ott on 25 Apr 2024
  97. Last observed by Marshall Iliff on 17 Apr 2024
  98. Last observed by jeff ott on 25 Apr 2024
  99. Last observed by Bird Observer Data on 30 Nov 2002
  100. Last observed by Marshall Iliff on 8 Dec 2023
  101. Last observed by Milton Trimitsis on 20 Dec 2014
  102. Last observed by Ted Bradford on 30 Jan 2024
  103. Last observed by Christy Holden on 6 Apr 2023
  104. Last observed by Marshall Iliff on 10 Apr 2017
  105. Last observed by tom aversa on 1 Apr 1992
  106. Last observed by Mary McMahon on 26 Apr 2024
  107. Last observed by Mary McMahon on 26 Apr 2024
  108. Last observed by J Power on 8 May 2016
  109. Last observed by Mary McMahon on 26 Apr 2024
  110. Last observed by Mary McMahon on 26 Apr 2024
  111. Last observed by Mary McMahon on 26 Apr 2024
  112. Last observed by Bob w on 11 May 2022
  113. Last observed by Mary McMahon on 26 Apr 2024
  114. Last observed by Hilary Johansen-Silve on 25 Apr 2024
  115. Last observed by Marshall Iliff on 24 Mar 2024
  116. Last observed by Robert Mayer on 15 Apr 2024
  117. Last observed by Katherine Zhang on 4 Sep 2020
  118. Last observed by Reade Everett on 12 Sep 2023
  119. Last observed by Mary McMahon on 6 Jun 2023
  120. Last observed by Marshall Iliff on 21 Jul 2022
  121. Last observed by Louis Sokolow on 12 Aug 2023
  122. Last observed by Marshall Iliff on 3 Oct 2023
  123. Last observed by Donna Sullivan on 17 Apr 2024
  124. Last observed by Scott Wieman on 10 Sep 2023
  125. Last observed by Ted Bradford on 17 Sep 2015
  126. Last observed by Gary Denton on 28 Aug 2023
  127. Last observed by Marshall Iliff on 12 May 2011
  128. Last observed by Marcia Dunham on 19 May 2023
  129. Last observed by Ben Peters on 8 Oct 2023
  130. Last observed by Ted Bradford on 17 Sep 2022
  131. Last observed by Ingrid Messbauer on 17 Sep 2023
  132. Last observed by Ted Bradford on 10 Oct 2023
  133. Last observed by Marshall Iliff on 15 Dec 2013
  134. Last observed by Mary McMahon on 26 Apr 2024
  135. Last observed by Mary McMahon on 26 Apr 2024
  136. Last observed by Jim Guion on 25 Apr 2024
  137. Last observed by Tim E. on 24 Apr 2024
  138. Last observed by Mary McMahon on 26 Apr 2024
  139. Last observed by Mary McMahon on 26 Apr 2024
  140. Last observed by Marshall Iliff on 9 Feb 2024
  141. Last observed by Marshall Iliff on 2 Aug 2023
  142. Last observed by Mary McMahon on 26 Apr 2024
  143. Last observed by Marshall Iliff on 26 Jun 2023
  144. Last observed by Tim E. on 24 Apr 2024
  145. Last observed by Jim Guion on 25 Apr 2024
  146. Last observed by Laura Markley on 21 Aug 2022
  147. Last observed by Matthew Garvey on 11 Nov 2008
  148. Last observed by Mary McMahon on 26 Apr 2024
  149. Last observed by Mitchell Crosskill on 17 Apr 2024
  150. Last observed by Mary McMahon on 26 Apr 2024
  151. Last observed by Rob Larsen on 19 Dec 2023
  152. Last observed by Mary McMahon on 6 Apr 2024
  153. Last observed by Anonymous eBirder on 14 Apr 2024
  154. Last observed by Marshall Iliff on 3 Jan 2024
  155. Last observed by Ted Bradford on 26 Mar 2024
  156. Last observed by Mary McMahon on 23 Apr 2024
  157. Last observed by Mary McMahon on 26 Apr 2024
  158. Last observed by Mary McMahon on 26 Apr 2024
  159. Last observed by Marshall Iliff on 14 Apr 2024
  160. Last observed by jeff ott on 25 Apr 2024
  161. Last observed by Hilary Johansen-Silve on 25 Apr 2024
  162. Last observed by Laura Markley on 22 Apr 2024
  163. Last observed by Mary McMahon on 14 May 2023
  164. Last observed by Marshall Iliff on 21 May 2022
  165. Last observed by Laura Markley on 13 May 2023
  166. Last observed by Mary McMahon on 26 Apr 2024
  167. Last observed by Emily Pease on 17 May 2023
  168. Last observed by Mary McMahon on 26 Apr 2024
  169. Last observed by Bob w on 2 Apr 2024
  170. Last observed by Mary McMahon on 26 Apr 2024
  171. Last observed by Marshall Iliff on 16 Dec 2023
  172. Last observed by Mary McMahon on 16 Nov 2020
  173. Last observed by Tim E. on 24 Apr 2024
  174. Last observed by Ben Peters on 12 Dec 2023
  175. Last observed by Marshall Iliff on 7 Mar 2021
  176. Last observed by Marshall Iliff on 16 Dec 2023
  177. Last observed by Bird Observer Data on 20 Oct 2010
  178. Last observed by Mary McMahon on 2 Nov 2023
  179. Last observed by Mary McMahon on 26 Apr 2024
  180. Last observed by Marcia Dunham on 7 Oct 2020
  181. Last observed by Marcia Dunham on 4 Feb 2024
  182. Last observed by ryan doherty on 30 Sep 2022
  183. Last observed by jeff ott on 25 Apr 2024
  184. Last observed by Sundar Laks on 20 Jan 2024
  185. Last observed by Mary McMahon on 26 Apr 2024
  186. Last observed by Dorian Rose on 12 Sep 2023
  187. Last observed by Mitchell Crosskill on 17 Apr 2024
  188. Last observed by Laura Markley on 30 Mar 2024
  189. Last observed by jeff ott on 23 Apr 2024
  190. Last observed by ryan doherty on 10 Nov 2023
  191. Last observed by Hilary Johansen-Silve on 25 Apr 2024
  192. Last observed by Jaden Salett on 17 Apr 2023
  193. Last observed by Marshall Iliff on 20 Oct 2008
  194. Last observed by Mary McMahon on 26 Apr 2024
  195. Last observed by Mary McMahon on 26 Apr 2024
  196. Last observed by Marshall Iliff on 31 Oct 2023
  197. Last observed by Mary McMahon on 26 Apr 2024
  198. Last observed by Mary McMahon on 26 Apr 2024
  199. Last observed by Marshall Iliff on 24 Jan 2022
  200. Last observed by Marshall Iliff on 8 Dec 2023
  201. Last observed by Marshall Iliff on 22 Sep 2023
  202. Last observed by Marshall Iliff on 10 Oct 2023
  203. Last observed by Mary McMahon on 3 Aug 2023
  204. Last observed by Marshall Iliff on 22 Sep 2023
  205. Last observed by Mary McMahon on 26 Apr 2024
  206. Last observed by Mary McMahon on 26 Apr 2024
  207. Last observed by Hilary Johansen-Silve on 25 Apr 2024
  208. Last observed by Hilary Johansen-Silve on 25 Apr 2024
  209. Last observed by Justine Hanson on 13 May 2023
  210. Last observed by Bird Observer Data on 13 Oct 2002
  211. Last observed by Marshall Iliff on 3 Oct 2023
  212. Last observed by Marshall Iliff on 14 Jul 2023
  213. Last observed by Marshall Iliff on 22 Sep 2023
  214. Last observed by Aaron Gabbe on 19 May 2023
  215. Last observed by Luke Olsen on 4 Dec 2023
  216. Last observed by Ted Bradford on 23 Oct 2023
  217. Last observed by Marshall Iliff on 10 Oct 2023
  218. Last observed by Michael Bryant on 4 Jan 2024
  219. Last observed by Ted Bradford on 10 Sep 2023
  220. Last observed by Marshall Iliff on 3 Apr 2024
  221. Last observed by Jason Forbes on 5 May 2018
  222. Last observed by Marshall Iliff on 22 Sep 2023
  223. Last observed by Marshall Iliff on 10 Oct 2023
  224. Last observed by Marshall Iliff on 3 Oct 2023
  225. Last observed by Ted Bradford on 23 May 2023
  226. Last observed by Mary McMahon on 14 May 2023
  227. Last observed by Christy Holden on 13 May 2023
  228. Last observed by Mary McMahon on 26 Apr 2024
  229. Last observed by Ted Bradford on 10 Sep 2023
  230. Last observed by Ted Bradford on 1 Oct 2023
  231. Last observed by Mary McMahon on 17 May 2023
  232. Last observed by Mary McMahon on 26 Apr 2024
  233. Last observed by Tofer Carlson on 19 Apr 2024
  234. Last observed by Hilary Johansen-Silve on 25 Apr 2024
  235. Last observed by John Young on 12 Oct 2023
  236. Last observed by Marcia Dunham on 29 Sep 2022
  237. Last observed by Marcia Dunham on 18 May 2023
  238. Last observed by Jason Forbes on 6 Jan 2024
  239. Last observed by John Young on 12 Oct 2023
  240. Last observed by Mary McMahon on 26 Apr 2024
  241. Last observed by Marcia Dunham on 15 Sep 2023
  242. Last observed by Mike McCarthy on 18 Apr 2024
  243. Last observed by Ted Bradford on 25 Oct 2023
  244. Last observed by Mary McMahon on 1 Dec 2023

Exotic: Escapee (5)

  1. Last observed by Marshall Iliff on 30 Aug 2018
  2. Last observed by Mary McMahon on 24 Aug 2021
  3. Last observed by Andrew Joslin on 30 Apr 2006
  4. Last observed by ryan doherty on 8 Nov 2011
  5. Last observed by Chris Dalton on 8 Oct 2017

Hybrids (2)

  1. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    Last observed by Ted Bradford on 23 Apr 2024
  2. Mallard x Northern Pintail (hybrid) Anas platyrhynchos x acuta
    Last observed by Mary McMahon on 4 Feb 2019

Additional Taxa (58)

  1. Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
    Last observed by Ted Bradford on 30 Apr 2016
  2. Cackling/Canada Goose Branta hutchinsii/canadensis
    Last observed by Marshall Iliff on 12 Dec 2018
  3. goose sp. Anatidae (goose sp.)
    Last observed by Marcia Dunham on 1 Jun 2023
  4. Mallard/American Black Duck Anas platyrhynchos/rubripes
    Last observed by Marshall Iliff on 10 Feb 2024
  5. teal sp. Anatidae sp. (teal sp.)
    Last observed by Ben Cromartie on 16 Aug 2020
  6. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    Last observed by Marshall Iliff on 24 Aug 2021
  7. Greater/Lesser Scaup Aythya marila/affinis
    Last observed by Donna Sullivan on 9 Jan 2013
  8. Aythya sp. Aythya sp.
    Last observed by tom aversa on 4 Apr 2015
  9. Common/Barrow's Goldeneye Bucephala clangula/islandica
    Last observed by Marcia Dunham on 10 Apr 2024
  10. Common/Red-breasted Merganser Mergus merganser/serrator
    Last observed by Jay Husson on 14 Feb 2021
  11. duck sp. Anatidae (duck sp.)
    Last observed by Ted Bradford on 29 Mar 2024
  12. hummingbird sp. Trochilidae sp.
    Last observed by Deb Kelemen on 26 Aug 2023
  13. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    Last observed by Ted Bradford on 27 Aug 2022
  14. peep sp. Calidris sp. (peep sp.)
    Last observed by Louis Sokolow on 12 Aug 2023
  15. shorebird sp. Charadriiformes sp.
    Last observed by Marcia Dunham on 18 Aug 2023
  16. gull sp. Larinae sp.
    Last observed by jeff ott on 16 Apr 2024
  17. cormorant sp. Phalacrocoracidae sp.
    Last observed by Dan Burton on 2 Nov 2015
  18. heron sp. Ardeidae sp.
    Last observed by ryan doherty on 7 Sep 2021
  19. new world vulture sp. Cathartidae sp.
    Last observed by Marshall Iliff on 17 Apr 2013
  20. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    Last observed by Ted Bradford on 9 Feb 2024
  21. Cooper's Hawk/American Goshawk Accipiter cooperii/atricapillus
    Last observed by Marshall Iliff on 2 Nov 2021
  22. Accipiter sp. Accipiter sp.
    Last observed by Marcia Dunham on 18 Jan 2024
  23. Buteo sp. Buteo sp.
    Last observed by Mary McMahon on 29 Mar 2024
  24. hawk sp. Accipitridae sp. (hawk sp.)
    Last observed by Mary McMahon on 26 Apr 2024
  25. owl sp. Strigiformes sp.
    Last observed by Marshall Iliff on 16 Aug 2023
  26. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    Last observed by Ted Bradford on 16 Apr 2024
  27. woodpecker sp. Picidae sp.
    Last observed by Ben Peters on 10 Sep 2023
  28. small falcon sp. Falco sp. (small falcon sp.)
    Last observed by Jason Forbes on 8 Oct 2012
  29. falcon sp. Falco sp.
    Last observed by Ben Cromartie on 8 Apr 2023
  30. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    Last observed by Marshall Iliff on 7 May 2011
  31. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    Last observed by Louis Sokolow on 15 Jul 2022
  32. Empidonax sp. Empidonax sp.
    Last observed by Ted Bradford on 20 Jun 2023
  33. new world flycatcher sp. Tyrannidae sp.
    Last observed by Marcia Dunham on 15 Jul 2023
  34. Philadelphia/Warbling Vireo Vireo philadelphicus/gilvus
    Last observed by Marshall Iliff on 16 Sep 2008
  35. vireo sp. Vireo sp.
    Last observed by Marcia Dunham on 2 Oct 2020
  36. crow sp. Corvus sp. (crow sp.)
    Last observed by Dan O'Brien on 19 Apr 2024
  37. crow/raven sp. Corvus sp.
    Last observed by Jonathan Layman on 1 Jan 2016
  38. swallow sp. Hirundinidae sp.
    Last observed by Ted Bradford on 5 Apr 2024
  39. Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapa
    Last observed by Bob w on 12 Feb 2024
  40. wren sp. Troglodytidae sp.
    Last observed by Chris Dalton on 6 Sep 2021
  41. Gray-cheeked/Bicknell's Thrush Catharus minimus/bicknelli
    Last observed by Marshall Iliff on 7 Sep 2011
  42. Catharus sp. Catharus sp.
    Last observed by Marshall Iliff on 21 May 2022
  43. thrush sp. Turdidae sp.
    Last observed by Jonathan Layman on 3 Jun 2012
  44. House/Purple Finch Haemorhous mexicanus/purpureus
    Last observed by Mary McMahon on 14 May 2023
  45. Spinus sp. Spinus sp.
    Last observed by Marshall Iliff on 11 Nov 2008
  46. Acanthis/Spinus sp. Acanthis/Spinus sp.
    Last observed by Ted Bradford on 20 Nov 2020
  47. finch sp. Fringillidae sp.
    Last observed by Marcia Dunham on 11 Oct 2020
  48. Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.
    Last observed by Donna Sullivan on 27 Jan 2022
  49. Nelson's/Saltmarsh Sparrow (Sharp-tailed Sparrow) Ammospiza nelsoni/caudacuta
    Last observed by Bob w on 29 Sep 2022
  50. new world sparrow sp. Passerellidae sp.
    Last observed by Ted Bradford on 30 Jan 2024
  51. new world oriole sp. Icterus sp.
    Last observed by Marshall Iliff on 11 Aug 2014
  52. blackbird sp. Icteridae sp.
    Last observed by Ryan Schain on 16 Apr 2024
  53. Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensis
    Last observed by Mary McMahon on 5 May 2023
  54. Bay-breasted/Blackpoll Warbler Setophaga castanea/striata
    Last observed by David Scott on 16 Sep 2020
  55. Setophaga sp. Setophaga sp.
    Last observed by Ryan Schain on 16 Oct 2022
  56. new world warbler sp. Parulidae sp.
    Last observed by Ted Bradford on 20 Oct 2023
  57. passerine sp. Passeriformes sp.
    Last observed by Ted Bradford on 10 Feb 2024
  58. bird sp. Aves sp.
    Last observed by Marshall Iliff on 29 Jan 2024