The first thing Chris Gifford thought as he felt a fang sink into his skin was: I’m going to die. The second: I need to start a timer immediately. That day in 2021, Gifford was cleaning the enclosures ...

Snakes lack arms, legs, external ears, and vocal cords, but possess internal organs similar to other animals. It is extremely rare, but technically possible, for a small snake to swim up through a ...