Intrigued by this “unusual” change in color, researchers caught several snakes, took a closer look at them, tested their DNA and realized they’d discovered a new species: Trimeresurus cryptographicus, ...

As night fell across northern Thailand ... or the cryptic green pit viper. Cryptic green pit vipers have “long” and “thin” bodies, reaching about 24 inches in length, the study said.

All venomous snakes in Kansas are pit vipers, possessing heat-sensitive pits ... so they'll be more active at night during times of hot weather, retreating to shady areas or under rocks and ...