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  1. Gadwall - ML646489980
    Gadwall Mareca strepera
    条评分 3
    1 条评分
    Schoolhouse Pond, Prince George's, Maryland, United States
    ML646489980 报告
  2. Eastern Screech-Owl - ML646489954
    Eastern Screech-Owl Megascops asio
    Patuxent Research Refuge--South Tract (National Wildlife Visitor Center), Prince George's, Maryland, United States
    ML646489954 报告
  3. Long-tailed Duck - ML646430714
    Long-tailed Duck Clangula hyemalis
    条评分 5
    1 条评分
    Lake Artemesia, Prince George's, Maryland, United States
    ML646430714 报告
  4. Lesser Black-backed Gull - ML646377528
    Lesser Black-backed Gull Larus fuscus
    条评分 5
    10 条评分
    Assateague Is. km 8-9, Worcester, Maryland, United States
    ML646377528 报告
  5. Trumpeter Swan - ML646324821
    Trumpeter Swan Cygnus buccinator
    条评分 5
    24 条评分
    Melford Town Center Ponds, Prince George's, Maryland, United States
    ML646324821 报告
  6. Northern House Wren - ML646023405
    Northern House Wren Troglodytes aedon
    条评分 5
    20 条评分
    Heron Park (Berlin Falls Park), Worcester, Maryland, United States
    ML646023405 报告
  7. Trumpeter Swan - ML645614618
    Trumpeter Swan Cygnus buccinator
    条评分 5
    15 条评分
    Melford Town Center Ponds, Prince George's, Maryland, United States
    ML645614618 报告
  8. Trumpeter Swan - ML645426070
    Trumpeter Swan Cygnus buccinator
    条评分 5
    24 条评分
    Melford Town Center Ponds, Prince George's, Maryland, United States
    ML645426070 报告
  9. Orange-crowned Warbler - ML645235827
    Orange-crowned Warbler Leiothlypis celata
    条评分 5
    2 条评分
    Laurel Park Marshes, Anne Arundel, Maryland, United States
    ML645235827 报告
  10. null - ML645235089
    Habitat
    Across from Laurel Park Marshes, Prince George's, Maryland, United States
    ML645235089 报告
  11. Trumpeter Swan - ML645192867
    Trumpeter Swan Cygnus buccinator
    条评分 4
    2 条评分
    Melford Town Center Ponds, Prince George's, Maryland, United States
    ML645192867 报告
  12. Lesser Black-backed Gull - ML645188214
    Lesser Black-backed Gull Larus fuscus
    条评分 5
    15 条评分
    Assateague Is. km 8-9, Worcester, Maryland, United States
    ML645188214 报告
  13. Savannah Sparrow (Ipswich) - ML645141470
    Savannah Sparrow (Ipswich) Passerculus sandwichensis princeps
    条评分 5
    17 条评分
    Assateague SP--Causeway, Worcester, Maryland, United States
    ML645141470 报告
  14. Cave Swallow - ML645079691
    Cave Swallow Petrochelidon fulva
    条评分 4
    3 条评分
    Assateague I. NS--Life of the Forest, Worcester, Maryland, United States
    ML645079691 报告
  15. Southern Flying Squirrel - ML644725522
    Southern Flying Squirrel Glaucomys volans
    条评分 3
    1 条评分
    WB&A Trail--Horsepen Branch (PG Co.), Prince George's, Maryland, United States
    ML644725522 报告
  16. Southern Flying Squirrel - ML644725523
    Southern Flying Squirrel Glaucomys volans
    条评分 3
    1 条评分
    WB&A Trail--Horsepen Branch (PG Co.), Prince George's, Maryland, United States
    ML644725523 报告
  17. Mourning Warbler - ML644534362
    Mourning Warbler Geothlypis philadelphia
    条评分 1
    1 条评分
    Rock Creek Park--Maintenance Yard, District of Columbia, District of Columbia, United States
    ML644534362 报告
  18. Mourning Warbler - ML644534363
    Mourning Warbler Geothlypis philadelphia
    条评分 2
    1 条评分
    Rock Creek Park--Maintenance Yard, District of Columbia, District of Columbia, United States
    ML644534363 报告
  19. Mourning Warbler - ML644534364
    Mourning Warbler Geothlypis philadelphia
    条评分 1
    1 条评分
    Rock Creek Park--Maintenance Yard, District of Columbia, District of Columbia, United States
    ML644534364 报告
  20. Mourning Warbler - ML644528005
    Mourning Warbler Geothlypis philadelphia
    条评分 2
    1 条评分
    Rock Creek Park--Maintenance Yard, District of Columbia, District of Columbia, United States
    ML644528005 报告
  21. Barrow's Goldeneye - ML644496028
    Barrow's Goldeneye Bucephala islandica
    条评分 5
    21 条评分
    Chesapeake Beach Railroad Trail, Calvert, Maryland, United States
    ML644496028 报告
  22. Fish Crow - ML644440887
    Fish Crow Corvus ossifragus
    条评分 5
    11 条评分
    Chesapeake Beach Railroad Trail, Calvert, Maryland, United States
    ML644440887 报告
  23. White-throated Thrush - ML644344169
    White-throated Thrush Turdus assimilis
    条评分 5
    9 条评分
    Reserva Biológica Bosque Nuboso Monteverde, Puntarenas, Costa Rica
    ML644344169 报告
  24. Double-striped Thick-knee - ML644292828
    Double-striped Thick-knee Hesperoburhinus bistriatus
    条评分 5
    15 条评分
    Calle Las Playitas, Provincia de Guanacaste, CR (10.445, -85.354), Guanacaste, Costa Rica
    ML644292828 报告
  25. Northern Rough-winged Swallow - ML644242504
    Northern Rough-winged Swallow Stelgidopteryx serripennis
    条评分 5
    20 条评分
    Kenilworth Park and Aquatic Gardens, District of Columbia, District of Columbia, United States
    ML644242504 报告
  26. Crowned Woodnymph - ML644111749
    Crowned Woodnymph Thalurania colombica
    条评分 5
    29 条评分
    Bosque Nuboso El Cocora, Alajuela, Costa Rica
    ML644111749 报告
  27. Northern Mockingbird - ML644054873
    Northern Mockingbird Mimus polyglottos
    条评分 5
    7 条评分
    Alpha Ridge Park, Howard, Maryland, United States
    ML644054873 报告
  28. Orange-crowned Warbler - ML644054864
    Orange-crowned Warbler Leiothlypis celata
    条评分 4
    2 条评分
    Alpha Ridge Park, Howard, Maryland, United States
    ML644054864 报告
  29. Savannah Sparrow - ML644053937
    Savannah Sparrow Passerculus sandwichensis
    条评分 5
    4 条评分
    Mount Pleasant Farm - Howard County Conservancy, Howard, Maryland, United States
    ML644053937 报告
  30. Bare-throated Tiger-Heron - ML643963875
    Bare-throated Tiger-Heron Tigrisoma mexicanum
    条评分 5
    19 条评分
    Playa Ocotal, Guanacaste, Costa Rica
    ML643963875 报告