![](http://www.alamy.com/thumbs/6/C67F9F0B-5B8D-4310-829B-39789D410596/2G4GNA2.jpg)
Passenger Pigeon, Blue-mountain Warbler, and Hemlock Warbler, published 1808-1814.
Size: 4000px × 3088px
Photo credit: © Heritage Images / Alamy / Afripics
License: Licensed
Model Released: No
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