In Photos: Mammals Through Time

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Mammal Fossil

The holotype specimen of <em>Senshou lui</em>, which represents a new species of euharamiyidan mammal, described in the Sept. 11, 2014, issue of the journal Nature.

(Image credit: ©AMNH/J. Meng)

The holotype specimen of Senshou lui, which represents a new species of euharamiyidan mammal, described in the Sept. 11, 2014, issue of the journal Nature. It is a nearly complete skeleton that indicates a gracile body with a tail and long fingers that were adapted for an arboreal life in Jurassic forests. [Read full story]

Jeanna Bryner
Managing editor, Scientific American

Jeanna Bryner is managing editor of Scientific American. Previously she was editor in chief of Live Science and, prior to that, an editor at Scholastic's Science World magazine. Bryner has an English degree from Salisbury University, a master's degree in biogeochemistry and environmental sciences from the University of Maryland and a graduate science journalism degree from New York University. She has worked as a biologist in Florida, where she monitored wetlands and did field surveys for endangered species, including the gorgeous Florida Scrub Jay. She also received an ocean sciences journalism fellowship from the Woods Hole Oceanographic Institution. She is a firm believer that science is for everyone and that just about everything can be viewed through the lens of science.