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

Selected by Forbes.com as one of the 12 best books about birds and birding in 2016 This much-anticipated third edition of the Handbook of Bird Biology is an ess

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