LOS ANGELES -- After more than a century of munching on her favorite foods of romaine lettuce and cactus fruit, beloved Galapagos tortoise Gramma, the oldest resident of the San Diego Zoo, has died.

PHILADELPHIA, Pa. — A pair of critically endangered, nearly 100-year-old Galapagos tortoises at the Philadelphia Zoo have become first-time parents. Subscribe to read this story ad-free Get unlimited ...

The Galápagos Islands are famous for their biodiversity, especially their giant tortoises. But around 180 years ago Floreana Island lost its unique tortoise, the Floreana giant tortoise (Chelonoidis ...

Xavier Castro is a writer who works at the Galapagos Conservancy, where he dedicates himself to educating the public about ...