Roger Lederer

About the Author

Dr. Roger Lederer is a professor of biological sciences at California State University, Chico. He has published papers and books on ecology, science education, and ornithology. Dr. Lederer has served as a consultant to governments, schools, and organizations like BBC, National Geographic, National Public Radio, National Canadian Television, the Guinness Book of World Records, and many others through his popular website, ornithology.com.

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Beaks, Bones and Bird Songs

by Roger Lederer

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