Owls of the United States and Canada: A Complete Guide to Their Biology and Behavior by Wayne Lynch
English | November 7, 2007 | ISBN: 0801886872 | 264 Pages | PDF | 60,3 MB
There is no group of birds more mysterious and fascinating than owls. The loudmouths of the raptor world, they peep, trill, toot, bark, growl, shriek, whistle, chittle, whoop, chuckle, boom, and buzz. Indeed, very few actually "hoot."