Up close, the inside of a snail’s mouth looks like it’s lined with Velcro. The snail teeth hook inward, making it easy for the animal to latch onto its meal and slide it down its gullet.

The Powelliphanta augusta snail was undergoing a routine weight check when an egg appeared from its neck Lisa Flanagan/New Zealand Department of Conservation via AP A rare New Zealand snail had ...

But he wasn't evacuating his family. He was evacuating snails. Sischo works with some of the rarest endangered species on the planet, kāhuli — Hawaii's native tree snails. The colorful ...