MY correspondent, Mr. H. Prestoe, has taken the trouble to examine the collections at the Natural History Museum, and by so doing has identified the bipedally-running Diamond Lizard of Trinidad, ...

Why bother running on hind legs when the four you've been given work perfectly well? This is the question that puzzles Christofer Clemente. For birds and primates, there's a perfectly good answer: ...

Darting lizards swing from four-legged to two-legged locomotion like a road bike popping a wheelie, a study published today in Journal of Experimental Biology suggests. "It's a very interesting paper, ...

Over 100 million years ago in what is now South Korea, evolution experimented with nine-foot-long bipedal reptiles. By David Waldstein Not long after bulldozers began pushing aside dirt for a new ...

High-definition 3D reconstructions of whole-brains in the facultative bipedal brown basilisk lizard (Basiliscus vittatus, left panel) and golden flying snake (Chrysopelea ornata, right panel), ...