THE HUMAN NATURE OF BIRDS a scientific discovery with startling implications by Theodore Xenophon Barber, Ph.D.,printed in1994.This item is a book 5 1/2" by 8 1/4" 226 page softcover copy. This item is in good condition, pages are clean and tight.Chapters include:avian intelligence, avian flexibility, instincts guide birds and humans, avian languages, avian music, crafts, and play, avian navigation. This book has some color plates, and much, much more.Thanks for Looking.Powered by eCRATER . List your items fast and easy and manage your active items.