Canines relay information with their eyes, especially for group hunting, suggests new research.
Other than 3 being more than 2, what's the difference between a two-toed sloth and a three-toed sloth? The cute little creatures can't speak for themselves, so the job's up to Trace.
A threat to the future of our food supply garners some action from the U.S. federal government.
Is anything ever drab under the sea? Fish don't ever seem to dress down -- they're as colorful as possible, always decked out. That, of course, makes us wonder why.