The all-white dolphin, nicknamed "Casper," is either albino or leucistic and has only ever been spotted in Monterey Bay, California Liza Esquibias is an Editorial Intern at PEOPLE. She is a rising ...

This unusually white alligator is the first leucistic reptile known to have hatched under human care. It was born alongside a sibling, who, like their parents, features a more standard green-brown ...

The team found a colony of Thyroptera tricolor, or Spix’s disc-winged bats, with a “leucistic adult male,” the study said. A photo shows the white bat inside its typical roost, a specific ...

Arapahoe County shared photos of the squirrel Wednesday and said its Open Spaces Department believes the squirrel is ...