In October, a U.S. Customs and Border Protection officer at California’s Otay Mesa border crossing noticed an odd bulge inside a man’s pants. Jesse Agus Martinez, a U.S. citizen who lives in Tijuana, ...

Gramma arrived at the San Diego Zoo sometime between 1928 and 1931 and was supposedly several decades old at the time.

But now Gramma, a Galápagos tortoise, has eaten her last cactus fruit, the San Diego Zoo reported. She arrived in San Diego ...

A 120-year-old tortoise named Orville, along with five other giants, survived a devastating fire at Reptile Gardens in South ...

Gramma, an estimated 141-year-old Galápagos tortoise, died Thursday at the San Diego Zoo, ending a near century-long chapter ...

From tortoises to crocodiles, meet the five longest-living land species that regularly cross 100 years and beyond.

Gramma the tortoise, believed to be 141 years old and the oldest resident of the San Diego Zoo, was euthanized after suffering from progressive bone deterioration because of her age.

As the trail wound its way into Arizona's Sky Islands, the region's biodiversity was on full display, as were the threats from rising temperatures.

A Jacksonville woman's quarter-sized tortoise grew into something unexpected: a conservation movement. Now she's using her ...

Gramma arrived in San Diego between 1928–1931 as part of the first group of Galápagos tortoises to come to the zoo.