Mommy, a Western Santa Cruz tortoise, recently welcomed four hatchlings at the Philadelphia Zoo, where she has lived since 1932.

SRD'S Wild Reptile Adventure is having a special event on Saturday, April 4, at 3 p.m. People can come see over a dozen ...

The Mojave Desert may lose and gain suitable habitat for Gila monsters. But the unathletic reptiles might be mostly stuck in the waning oases.

Humans can effortlessly talk about an infinite number of topics, from neuroscience to pink elephants, by combining words into ...

Mommy, a 97-year-old Santa Cruz Galapagos tortoise, became the oldest first-time mom of her species after she welcomed four ...

Paleontologists found a group of four-legged Triassic creatures preserved in the same bone bed—but they don’t know what ...

Bonobos’ grunts, peeps and whistles may share an advanced linguistic property with human language ...

The nearly complete specimen of a known plesiosaur species is opening scientists’ eyes to the diversification of these ...

Brazil is home to the world’s greatest diversity of amphibians: Of the more than 8,000 species known worldwide, some 1,200 ...