Drawings

Cuban pewee

Cuban pewee

Black-throated bushtit

Great tit and Eurasian blue tit

Long-tailed bushtit

Black-capped chickadee

Pine grosbeak

Common raven

Bird wing bones

Human shoulder joint

Human arm bones. The olecranon is part of the ulna.

Eurasian sparrowhawk wing bones

Glossy ibis skeleton

Glossy ibis wing bones

New Zealand fantail

Palm warbler

Palm warbler

Great grey owl

Great grey owl

Magnolia warbler

Magnolia warbler

Bohemian waxwing

Bohemian waxwing

Bohemian waxwing

Red-tailed hawk

Black-billed magpie

Yellow-rumped warbler

Red-winged blackbird

Red-winged blackbird

Black-winged stilt

Bald eagle pair