Birds of the Pacific States

Hoffmann, Ralph

Audubon Water Bird Guide

Pough, Richard H.

The Crossley ID Guide: Waterfowl

Crossley, Richard, Paul Baicich and Jessie Barry

Audubon Land Guide: Birds of Eastern and Central North America from Southern Texas to Central Greenl

Pough, Richard H.

Bird Feathers: A Guide to North American Species

Scott, S. David; McFarland, Casey

Golden Guide: Birds of North America: A Guide to Field Identification. Revised and Updated

Robbins, Chandler S.; Coe, James; Bruun, Bertel; Zim, Herbert S.; Latimer, Jonathan P.; Nolting, Karen Stray

Falcon Pocket Guide: Backyard Wildlife

Telander,Todd

Shorebirds of North America, Europe, and Asia: A Guide to Field Identification

MESSAGE, Stephen; TAYLOR, Don

What Bird Is That?

Chapman, Frank M

The New Birder's Guide to Birds of North America

Thompson III, Bill

Kaufman Field Guide to Mammals of North America

Bowers, Nora; Bowers, Rick; Kaufman, Kenn

National Geographic Kids Bird Guide of North America, First edition

Alderfer, Jonathan

Bumble Bees of North America: An Identification Guide

Paul H. Williams, Robbin W. Thorp, Leif L. Richardson & Sheila R. Colla

National Geographic Pocket Guide to the Birds of North America

Erickson, Laura; Alderfer, Jonathan

Hummingbirds of North America: The Photographic Guide

Howell, Steve N.G.

Nests, Eggs, and Nestlings of North American Birds. Second edition.

Baicich, Paul J.; Harrison, Colin J.

Mammals of North America, Fourth edition

REID, Fiona

National Wildlife Federation Field Guide to Birds of North America

BRINKLEY, Edward S.

Smithsonian Field Guide to the Birds of North America

FLOYD, Ted

Mammals of North America, Second edition. Princeton Field Guides -PB

Roland W. Kays and Don E. Wilson