Yellow-billed Cuckoo
(Coccyzus americanus)

Cornell Lab of Ornithology
Photos, description, similar species, sound, range, habitat, food, behavior, reproduction, and conservation status.
                                                            
Animal Diversity Web
Photos, geographic range, physical characteristics, food habits, reproduction, behavior, habitat, conservation.

Patuxent Wildlife Research Center
Identification tips for yellow-billed cuckoo.