Even actor Will Smith saw it slither through the Amazon.

In Ecuador, Satanas the tarantula—named for his feisty attitude—became both teacher and friend to researchers.

Turns out many of the frogs glow, maybe to communicate.

Meet the Wisconsin woman wheeling around the world.

Renowned entomologist Frank Nischk remembers when the determined insects tried to invade a field station.

A lush, green paradise for the dead.

Diablada de Píllaro is a rebellious but festive answer to a much older tradition begun by Spanish colonizers.

Embryos of one of the world's most unusual amphibians become art in the eyes of a biologist and wildlife photographer.