Costa’s Hummingbird COHU

Costa’s Hummingbird COHU male

Costa’s Hummingbird female

Costa’s Hummingbird male

Costa’s Hummingbird female

Costa’s Hummingbird female

For AHY male, wingtips extend to or beyond tail.

Male after hatch year Costa’s Hummingbird

Hatch year male Costa’s Hummingbird COHU

Hatch year male Costa’s Hummingbird COHU

Hatch year male Costa’s Hummingbird COHU

Hatch year male Costa’s Hummingbird COHU

Everyone interested in hummingbirds should buy Sheri Williamsom’s

book, Hummingbirds of North America.  Here is a HYM tail from that book.

Hatch year male Costa’s Hummingbird COHU

costa