After a female tortoise is fertilized, she undergoes several changes. After mating, the female tortoise will carry eggs for weeks to months, depending on the species. As the female tortoise gets ...

A tortoise thought to be male for 41 years has laid four eggs. The pet called 'Speedy' always displayed ''male tendencies" including head-butting shoes and mounting various objects. But owner Jill ...

One nearly century-old tortoise has been a fixture of the Philadelphia Zoo since 1932 — and now she’s living up to her name. Mommy, the estimated 97-year-old Western Santa Cruz Galapagos tortoise, ...

The Philadelphia Zoo officially has a few new residents, in the form of four Western Santa Cruz Galapagos tortoise hatchlings that were bred and hatched at the zoo — a first in its 150-year history.

QUITO, Ecuador — By this point in his long life, Lonesome George should be at least a grandfather. But even fatherhood appears to be eluding the Galapagos tortoise, estimated to be between 75 and 80 ...

In the aftermath of a violent hurricane, fragile tortoise nests were ripped open by floodwaters. Some eggs lay cracked in the mud while others clung to survival. This rare look into storm-ravaged ...

Boasting more than 80 distinct ecosystems, Florida is a biodiversity hot spot. In fact, more than 4,000 animal species are native to the Sunshine State. In the heat of summer, a growing number of ...