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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.

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Thornton SB

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Illustrated Checklist

 Powered by Macaulay Library and eBird
Updated ~23 seconds ago

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125 Species Observed
Species w/ Photos
Species w/ Audio
Species Needing Photos
Species Needing Audio
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Native and Naturalized (125)

  1. Last observed by Max Benningfield on 13 May 2020
  2. Last observed by Max Lara on 3 Jun 2023
  3. Last observed by Max Lara on 20 Apr 2024
  4. Last observed by Ginny Marshall on 27 Dec 2018
  5. Last observed by Dallas Levey on 17 Mar 2024
  6. Last observed by Max Lara on 6 Jan 2018
  7. Last observed by Dallas Levey on 17 Mar 2024
  8. Last observed by Dallas Levey on 17 Mar 2024
  9. Last observed by Max Lara on 20 Apr 2024
  10. Last observed by Dominik Mosur on 29 Dec 2020
  11. Last observed by Max Lara on 20 Apr 2024
  12. Last observed by Richard Bradus on 14 Aug 2023
  13. Last observed by Nico Stuurman on 15 Aug 2020
  14. Last observed by Max Lara on 20 Apr 2024
  15. Last observed by Max Lara on 3 Jun 2023
  16. Last observed by Ethan Kahn on 27 Mar 2023
  17. Last observed by Max Lara on 12 Dec 2020
  18. Last observed by Max Lara on 20 Apr 2024
  19. Last observed by Jake Glassman on 13 Jan 2024
  20. Last observed by Dallas Levey on 17 Mar 2024
  21. Last observed by Max Lara on 24 Aug 2019
  22. Last observed by Cédric Duhalde on 26 Aug 2020
  23. Last observed by Max Lara on 3 Oct 2020
  24. Last observed by Cédric Duhalde on 26 Aug 2020
  25. Last observed by Richard Fleming on 18 Feb 2024
  26. Last observed by Cédric Duhalde on 26 Aug 2020
  27. Last observed by Abe Lenoch on 9 Dec 2022
  28. Last observed by Nico Stuurman on 24 Oct 2020
  29. Last observed by Cédric Duhalde on 16 Aug 2020
  30. Last observed by CBRC Review Species on 15 Jun 1981
  31. Last observed by Nico Stuurman on 15 Aug 2020
  32. Last observed by Dallas Levey on 17 Mar 2024
  33. Last observed by Ginny Marshall on 27 Dec 2018
  34. Last observed by Richard Fleming on 18 Feb 2024
  35. Last observed by Max Lara on 23 Nov 2023
  36. Last observed by Max Lara on 20 Apr 2024
  37. Last observed by Jennifer Rycenga on 27 Dec 2022
  38. Last observed by Max Lara on 20 Apr 2024
  39. Last observed by Dallas Levey on 17 Mar 2024
  40. Last observed by Tobias Rohmer on 29 Dec 2020
  41. Last observed by Max Lara on 20 Apr 2024
  42. Last observed by Max Lara on 13 Aug 2022
  43. Last observed by Richard Bradus on 14 Aug 2023
  44. Last observed by Dallas Levey on 17 Mar 2024
  45. Last observed by Dallas Levey on 17 Mar 2024
  46. Last observed by Dallas Levey on 17 Mar 2024
  47. Last observed by Crima Pogge on 24 Jan 2020
  48. Last observed by Max Lara on 3 Jun 2023
  49. Last observed by Dallas Levey on 17 Mar 2024
  50. Last observed by Max Lara on 18 Jun 2023
  51. Last observed by Dallas Levey on 17 Mar 2024
  52. Last observed by Max Lara on 20 Apr 2024
  53. Last observed by Stephen Van Gordon on 14 Nov 2023
  54. Last observed by Dominik Mosur on 29 Dec 2020
  55. Last observed by Sam Talarigo on 20 Nov 2023
  56. Last observed by Howard Higley on 27 Dec 2023
  57. Last observed by Stephen Van Gordon on 26 Sep 2023
  58. Last observed by Dominik Mosur on 29 Dec 2020
  59. Last observed by Max Lara on 23 Nov 2023
  60. Last observed by Sam Talarigo on 17 Aug 2023
  61. Last observed by Sam Talarigo on 17 Aug 2023
  62. Last observed by Max Lara on 20 Apr 2024
  63. Last observed by Dominik Mosur on 9 Apr 2023
  64. Last observed by Dominik Mosur on 22 Feb 2023
  65. Last observed by Max Lara on 20 Apr 2024
  66. Last observed by Max Lara on 10 Feb 2024
  67. Last observed by Max Lara on 19 Sep 2021
  68. Last observed by Max Lara on 26 Dec 2023
  69. Last observed by Max Lara on 17 Feb 2019
  70. Last observed by Nico Stuurman on 13 Nov 2022
  71. Last observed by Max Lara on 18 Jun 2023
  72. Last observed by Sam Talarigo on 7 Sep 2023
  73. Last observed by Max Lara on 10 Feb 2024
  74. Last observed by Max Lara on 23 Nov 2023
  75. Last observed by Cédric Duhalde on 30 Oct 2019
  76. Last observed by Howard Higley on 27 Dec 2023
  77. Last observed by Max Lara on 20 Apr 2024
  78. Last observed by Max Lara on 20 Apr 2024
  79. Last observed by Max Lara on 20 Apr 2024
  80. Last observed by Peter Williams on 28 May 2023
  81. Last observed by Nico Stuurman on 17 May 2020
  82. Last observed by Max Lara on 18 Jun 2023
  83. Last observed by Max Lara on 20 Apr 2024
  84. Last observed by Max Lara on 20 Apr 2024
  85. Last observed by Jennifer Rycenga on 21 May 2018
  86. Last observed by Howard Higley on 27 Dec 2023
  87. Last observed by Shana Lopes on 5 Sep 2022
  88. Last observed by Cédric Duhalde on 30 Oct 2019
  89. Last observed by Max Lara on 25 Nov 2022
  90. Last observed by Peter Williams on 28 May 2023
  91. Last observed by Ginny Marshall on 27 Dec 2019
  92. Last observed by Max Lara on 1 Oct 2012
  93. Last observed by Max Lara on 20 Apr 2024
  94. Last observed by Max Lara on 20 Apr 2024
  95. Last observed by Jaime McConachie on 16 Mar 2023
  96. Last observed by Dominik Mosur on 9 Apr 2023
  97. Last observed by Russ Bright on 29 Dec 2015
  98. Last observed by Max Lara on 19 Sep 2021
  99. Last observed by Max Lara on 20 Apr 2024
  100. Last observed by Cédric Duhalde on 30 Aug 2019
  101. Last observed by Max Lara on 23 Nov 2023
  102. Last observed by Jennifer Rycenga on 21 May 2018
  103. Last observed by Sam Talarigo on 20 Nov 2023
  104. Last observed by Max Lara on 20 Apr 2024
  105. Last observed by Max Lara on 20 Apr 2024
  106. Last observed by Sam Talarigo on 20 Nov 2023
  107. Last observed by Nico Stuurman on 13 Nov 2022
  108. Last observed by Becky Newman on 13 Feb 2021
  109. Last observed by Max Lara on 20 Apr 2024
  110. Last observed by Cédric Duhalde on 30 Oct 2019
  111. Last observed by Max Lara on 10 Feb 2024
  112. Last observed by Max Lara on 20 Apr 2024
  113. Last observed by Florian Olivier on 15 Oct 2018
  114. Last observed by Max Lara on 26 Dec 2023
  115. Last observed by Max Lara on 19 Sep 2021
  116. Last observed by Max Lara on 20 Apr 2024
  117. Last observed by Richard Fleming on 18 Feb 2024
  118. Last observed by Max Lara on 26 Dec 2023
  119. Last observed by Richard Bradus on 14 Aug 2023
  120. Last observed by Dominik Mosur on 29 Dec 2020
  121. Last observed by Sam Talarigo on 7 Sep 2023
  122. Last observed by Max Lara on 26 Dec 2023
  123. Last observed by Howard Higley on 27 Dec 2023
  124. Last observed by Max Lara on 7 May 2023
  125. Last observed by Dominik Mosur on 9 Apr 2023

Hybrids (1)

  1. Western x Glaucous-winged Gull (hybrid) Larus occidentalis x glaucescens
    Last observed by Jennifer Rycenga on 13 Jun 2022

Additional Taxa (20)

  1. scoter sp. Melanitta sp.
    Last observed by Sam Talarigo on 2 Oct 2021
  2. duck sp. Anatidae (duck sp.)
    Last observed by Rajan Rao on 21 Dec 2020
  3. Western/Clark's Grebe Aechmophorus occidentalis/clarkii
    Last observed by Richard Fleming on 18 Feb 2024
  4. grebe sp. Podicipedidae sp.
    Last observed by Crima Pogge on 21 Feb 2020
  5. hummingbird sp. Trochilidae sp.
    Last observed by Becky Newman on 2 Feb 2021
  6. Red/Red-necked Phalarope Phalaropus fulicarius/lobatus
    Last observed by Cédric Duhalde on 26 Aug 2020
  7. shorebird sp. Charadriiformes sp.
    Last observed by Crima Pogge on 19 Mar 2021
  8. murrelet sp. Brachyramphus/Synthliboramphus sp.
    Last observed by Ginny Marshall on 27 Dec 2019
  9. Larus sp. Larus sp.
    Last observed by Ethan Kahn on 27 Mar 2023
  10. gull sp. Larinae sp.
    Last observed by Howard Higley on 27 Dec 2023
  11. tern sp. Sterninae sp.
    Last observed by Sam Talarigo on 7 Sep 2023
  12. loon sp. Gavia sp.
    Last observed by Dallas Levey on 17 Mar 2024
  13. cormorant sp. Phalacrocoracidae sp.
    Last observed by Sam Talarigo on 7 Sep 2023
  14. Accipiter sp. Accipiter sp.
    Last observed by Max Lara on 21 Apr 2018
  15. falcon sp. Falco sp.
    Last observed by Sam Talarigo on 20 Nov 2023
  16. swallow sp. Hirundinidae sp.
    Last observed by Max Lara on 9 Jun 2018
  17. new world goldfinch sp. Spinus sp. (goldfinch sp.)
    Last observed by Jennifer Rycenga on 28 Nov 2020
  18. new world sparrow sp. Passerellidae sp.
    Last observed by Florian Olivier on 10 Oct 2018
  19. blackbird sp. Icteridae sp.
    Last observed by Sam Talarigo on 20 Nov 2023
  20. new world warbler sp. Parulidae sp.
    Last observed by Sam Talarigo on 17 Aug 2023