San Diego Union-Tribune

Birch Aquarium teams with San Diego Zoo in effort to save endangered native frogs

For more than 10 years, the San Diego Zoo Wildlife Alliance has led an effort to bolster the population of a threatened species, the mountain yellow-legged frog. But as the zoo’s facilities have ...

Gramma the tortoise, oldest animal at the San Diego Zoo, dies

Gramma, a Galapagos tortoise that was the oldest living animal at the San Diego Zoo, has died at an estimated 141 years of ...