Animal Weapons: The Evolution of Battle Tapa dura - 2014

Douglas J. Emlen is the recipient of the Presidential Early Career Award in Science and Engineering from the Office of Science and Technology Policy at the White House, multiple research awards from the National Science Foundation, including their five-year CAREER award, and a Young Investigator Prize and the E. O. Wilson Naturalist Award from the American Society of Naturalists. His research has been featured in outlets including the New York Times and National Public Radio's Fresh Air. He is a professor at the University of Montana.

David J. Tuss is a graphic artist who specializes in blending technical accuracy with vivid, lifelike compositions. His work is also featured in textbooks, scientific articles, and technical biology papers. He lives in Helena, Montana, where he works as a wilderness ranger, natural science illustrator, and public school science and art teacher.