The vipers were born Oct. 11, the zoo said via its X account. Eyelash pit vipers are known for their signature “eyelash” scales — a unique evolutionary feature that helps them survive in their habitat ...

High up in the mountains of Colombia, a scaly creature balanced its 2-foot-long body on a branch. The predator had its red eyes on its next meal. But other sets of eyes were watching it, too. Nearby ...

Asian pit vipers of the genus Trimeresurus are notoriously difficult to tell apart and continue puzzling researchers to this day. Some species groups have similar-looking species (different species ...