Gramma, a Galápagos Tortoise at the San Diego Zoo, Dies at About 141

In August 2020, the first cloned Przewalski’s horse was born using cryopreserved DNA — Now, a new foal has been born at San Diego Zoo, in ongoing work to save the critically endangered species (27 Jan. 2023)

California Condor Conservation Program Celebrating 40 Years at San Diego Zoo Safari Park

New research helping San Diego Zoo's effort to save the California condor — while the condors on the California coast are still struggling with DDT contamination, the new study reports that the birds in Baja Mexico, which live inland, have far fewer contaminants in their blood.