Birds - Identification.

Sibley's birding basics / by: (Language materials, printed)

Hawks in flight = the flight identification of North American migrant raptors / by: (Electronic resources)

HBW and BirdLife International illustrated checklist of the birds of the world / by: (Language materials, printed)

The bird book : = the stories, science, and history of birds / by: (Language materials, printed)

Birds new to science : = fifty years of avian discoveries / by: (Language materials, printed)

Ornithology- History- 21st century.

Birds- Identification.

Birds- Pictorial works.

Discoveries in science- History- 21st century.

Birds of prey- North America

Discoveries in science- History- 20th century.

Ornithology- History- 20th century.

Bird watching.

Birds

Birds- North America