Yellow-billed cuckoo, Coccyzus americanus 1, and black-billed cuckoo, Coccyzus erythropthalmus 2, males. Chromolithograph after an ornithological illustration by John James Audubon from Benjamin Harry Warren’s Report on the Birds of Pennsylvania, Mayers, Harrisburg, 1890.

---

Size: 4412px × 6965px
Photo credit: © Florilegius / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: .., 1890, 19th, americanus, audubon, benjamin, bird, birds, black-billed, century, chromolithograph, coccyzus, color, cuckoo, engraving, erythropthalmus, harry, illustration, james, john, lithograph, male, ornithological, ornithology, pennsylvania, report, states, united, warren, yellow-billed