Witness the San Diego Zoo elephants' natural response to a 5.2 earthquake as they form an alert circle to safeguard their ...

A herd of elephants at the San Diego Zoo acted on instinct and formed an “alert circle” around their young to protect the calves against the earthquake that rattled Southern California on ...

As the ground shook from a 5.2-magnitude earthquake, a herd of elephants at the San Diego Zoo Safari Park sprung into action ...

African Elephants at the San Diego Zoo Safari Park instinctively created an "alert circle" during the earthquake. The action was caught on camera, as seen below. The San Diego Zoo Wildlife ...

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 ...

Known to pachydermologists as an "alert circle," the female adults quickly encircled their young back-to-back, tusks and trunks outward.

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

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 enclosure at the park ...

a herd of elephants at the San Diego Zoo Safari Park sprung into action to protect their young. A video shot of their enclosure at the park Monday morning shows the five African elephants standing ...