Get Beaks, Bones and Bird Songs: How the Struggle for Survival PDF

By Roger Lederer

ISBN-10: 1541455193

ISBN-13: 9781541455191

ISBN-10: 1604696486

ISBN-13: 9781604696486

“Reveals the unusual and wondrous variations birds depend upon to get by.” —National Audubon Society

once we see a chook flying from department to department fortunately chirping, you'll be able to think they lead an easy lifetime of freedom, flight, and feathers. What we don’t see is the laborious, life-threatening demanding situations they face at each moment. Beaks, Bones, and Bird Songs publications the reader in the course of the myriad, and sometimes virtually unbelievable, issues that birds do on a daily basis to purely remain alive. just like the goldfinch, which manages severe climate adjustments via doubling the density of its plumage in iciness. Or city birds, which navigate site visitors via a willing knowing of published velocity limits. In enticing and obtainable prose, Roger Lederer stocks how and why birds use their sensory talents to work out ultraviolet, locate foodstuff with out seeing it, fly hundreds of thousands of miles with out preventing, swap their songs in noisy towns, navigate via scent, and masses more.

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Beaks, Bones and Bird Songs: How the Struggle for Survival Has Shaped Birds and Their Behavior by Roger Lederer

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