![](http://www.alamy.com/thumbs/6/992AB42D-9B67-4C7F-A396-8A027D04A3D6/2G4GNA9.jpg)
Passenger Pigeon, Blue-mountain Warbler, and Hemlock Warbler, published 1808-1814.
Size: 4000px × 3061px
Photo credit: © Heritage Images / Alamy / Afripics
License: Licensed
Model Released: No
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