The birth of tortoises native to Santa Cruz Island in the Galápagos increases their U.S. population from 44 to 48. A few ...

A pair of critically endangered, nearly 100-year-old Galapagos tortoises at the Philadelphia Zoo have become first-time ...

Mommy is considered one of the most genetically valuable Galapagos tortoises in the Association of Zoos and Aquariums’ species survival plan. She is also the oldest first-time mom of the Western ...

Mommy, who has lived at the zoo for nearly 93 years, is seen as one of the most "genetically valuable Galapagos tortoises" in the Association of Zoos and Aquarium's Species Survival Plan.

A criticially endangered Galapagos tortoise has become the oldest first-time mother to four baby hatchlings at 97. The Philadelphia Zoo, where the tortoise named Mommy laid her eggs, said it was ...

"The alternative hypothesis is that it had never gone and that in the last 190 years simply, we were unable to observe it." ...

April 8, 2025 • Colossal Biosciences says it used novel gene-editing technology to alter gray wolf DNA to breed the animals. Dire wolves recently featured prominently in the HBO series Game of ...

The islands are quite close together and they have similar landscapes, plants and animals. But if you look carefully, you can see that they’re not exactly the same. For example, the finches on ...

The project aims to restore species that have been eradicated at least in part due to human activities such as overhunting, habitat destruction and pollution. To de-extinct a species ...

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