In Photos: Mammals Through Time
by Jeanna Bryner
, Live Science Managing Editor | February 07, 2013 02:00pm ET
Before becoming managing editor, Jeanna served as a reporter for Live Science and SPACE.com for about three years. Previously she was an assistant editor at Scholastic's Science World magazine. Jeanna has an English degree from Salisbury University, a Master's degree in biogeochemistry and environmental sciences from the University of Maryland, and a science journalism degree from New York University.