With more than 5,000 works cited, Handbook of Avian Hybrids of the World is the greatest compendium of information ever published on hybridization in birds. Wor

With more than 5,000 works cited, Handbook of Avian Hybrids of the World is the greatest compendium of information ever published on hybridization in birds. Wor

Telenothians: An Inquiry into the Limits of Hybridization is a collection of information bearing on a single primary question: How different can two organisms b

The average person can name more bird species than they think, but do we really know what a bird “species” is? This open access book takes up several fascin

A full-color photographic guide to these captivating and challenging birds This is the essential identification guide to the terns, noddies, and skimmers of Nor