According to the zoo, this behavior is known as an 'alert circle' and is intended to protect the young — and the entire herd ...

At the San Diego Zoo Safari Park, a herd of African elephants was caught on video running over to protect their young by ...

Adorable moment elephants huddle to protect calves during California earthquake - They formed a protective circle, with ears spread and flapping ...

This image taken from video released by the San Diego Zoo Wildlife Alliance shows a herd of elephants forming a circle to shield the two calves, Zuli and Mkhaya, during an earthquake Monday ...

SAN DIEGO (AP) — As the ground shook from a 5.2-magnitude earthquake, a herd of elephants at the San Diego Zoo Safari Park sprung into action to protect their young. A video shot of their ...

A herd of African elephants instinctively circled their young in a protective huddle as a 5.2 magnitude earthquake near the ...