The Birds Author:Oskar and Katharina Heinroth Here is a storehouse of knowledge about every facet of bird life. This book tells how birds mate, migrate, eat, sleep, fly, swim, see, taste, hear, and think -- how they are born, live, love, and die. — How does a canary sleep without falling off its perch? How does a homing pigeon find his way home? Here with nearly 100 sketches and photographs,... more » is a book of extraordinary scope to answer all our questions about birds. Drs. Oskar and Katharina Heinroth, both prominent zoologists, gathered material for this book at home, where they raised birds, at the Berlin Zoo, and in the wild.« less