Frozen conservation is helping to secure the future for endangered species.

SAN DIEGO (Sept. 27, 2022) – Kurt—the world’s first successfully cloned Przewalski’s horse—is thriving at his home at the San Diego Zoo Safari Park and learning the language of being a wild horse from Holly, a young female of his own species. Kurt and Holly’s pairing is a step in a long process to bring back lost genetic diversity to this endangered species.

Condor parthenogenesis—or reproduction without genetic contributions from a male—takes us by surprise. 

SAN DIEGO (March 3, 2021) Today, on World Wildlife Day, San Diego Zoo Global is evolving into the San Diego Zoo Wildlife Alliance (SDZWA), broadening integrated approaches to protecting and conserving wildlife around the globe, an all-new brand identity which emphasizes the health of wildlife, people, and the environment are interconnected and linked to the health of our planet.

DENVER — Black-footed ferret recovery efforts aimed at increased genetic diversity and disease resistance took a bold step forward Dec. 10, 2020, with the birth of “Elizabeth Ann,” created from the frozen cells of “Willa,” a black-footed ferret that lived more than 30 years ago.

On Aug. 6, 2020, the world’s first successfully cloned Przewalski’s horse was born in Texas at the veterinary facility of a ViaGen Equine collaborator, Timber Creek Veterinary. The foal, born to a domestic surrogate mother, is a clone of a male Przewalski’s horse whose DNA was cryopreserved 40 years ago at the San Diego Zoo Global (SDZG) Frozen Zoo®.