Interspecific competition in birds /
Birds in winter : surviving the most challenging season /
Minnesota birds : where, when, and how many /
The rise of birds : 225 million years of evolution.
Birds of Peru /
The birds of Tanglewood /
Nest building and bird behavior /
Birds of australia : a photographic guide /
The behavior of Texas birds /
The storm petrel and the owl of Athena /
Birds of New Guinea /
The Kentucky breeding bird atlas /
A bird-finding guide to Ontario /
Birds of Venezuela /
Better birding : tips, tools, and concepts for the field /
Birds of New Guinea : distribution, taxonomy, and systematics /
Birds of Botswana /
Birds and us : a 12,000-year history from cave art to conservation /
Kennesaw : natural history of a southern mountain /
Henry Dresser and Victorian Ornithology : birds, book and business /
Kea, Bird of Paradox : the Evolution and Behavior of a New Zealand Parrot.
The house of owls /
Wedge-tailed eagle /
Avian flight /
Hawks from every angle : how to identify raptors in flight /
Bird song : biological themes and variations /
Birds of Puerto Rico and the Virgin Islands Fully Revised and Updated Third Edition.
Nature's diplomats : science, internationalism, and preservation, 1920-1960 /
Bird versus bulldozer : a quarter-century conservation battle in a biodiversity hotspot /
In search of meadowlarks : birds, farms, and food in harmony with the land /
Nature through Tropical Windows /
What is a bird? : an exploration of anatomy, physiology, behavior, and ecology /
How birds evolve : what science reveals about their origin, lives, and diversity /
The action plan for Australian birds 2010 /
Population demography of northern spotted owls /
Sharing the wonder of birds with kids /
Twelve owls /