author : Douglas J. Emlenfacebook : https://www.facebook.com/Douglas-Emlen-Author-Page-505276909609174/Douglas Emlen is a Professor of Biology at the University of Montana. He is a fellow of the American Academy of Arts and Sciences and a recipient of the U. S. Presidential Early Career Award in Science and Engineering. His co-authored textbook Evolution: Making Sense of Life (with science writer Carl Zimmer; Macmillan Learning, 2019) is currently adopted at more than 240 colleges and universities, and his book Animal Weapons: The Evolution of Battle (Henry Holt, 2014) was selected as the Phi Beta Kappa Science Book of the Year in 2015. He starred in the NOVA documentary Extreme Animal Weapons, and he lives in Montana with his family (and a whole bunch of beetles).