Coccyzus americanus HOW TO IDENTIFY: * Length: 11 inches * Sexes similar * Slender, long-tailed bird * Yellow orbital ring * Cinnamon inner webs to primaries, often visible at rest * Brown head, nape, back, and upperwings * White chin, breast, and belly * Brown uppertail has black outer tail feathers with white tips Adult: * Black bill with yellow basal half of lower mandible * Tail feathers with extensive pale tips below Juvenile: * Tail feathers have significantly smaller pale tips below * Occasionally with entirely black bill Similar species: Adult Black-billed Cuckoo has red orbital ring, black bill, smaller tail spots, and lacks cinnamon primaries. Juvenile Black-billed Cuckoo can be similar to juvenile Yellow-billed Cuckoo but never shares the cinnamon primaries of the Yellow-billed. Mangrove Cuckoo has black mask, buff breast, larger white tail spots below and lacks cinnamon primaries.
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