Sperm whales sleep vertically as if standing up, making them look like they're frozen mid-dance in the middle of the ocean.

Two giant sperm whales stunned tourists aboard a boat off Newport Beach. Holidaymakers erupted in cheers as the colossal pair swam gracefully near their vessel in California on 17. The sea mammals, ...

Two sperm whales hanging out in Southern California in recent weeks and days has whale enthusiasts excited about the deep-water dwellers’ visit off local waters. Kiwi and Guava were spotted seven ...

Two sperm whales, dubbed Kiwi and Guava, were spotted seven miles off the Dana Point coast on Tuesday, Sept. 16, a rare sighting of the deep-water dwellers. The sperm whales had been spotted off San ...

Two sperm whales, dubbed Kiwi and Guava, were spotted seven miles off the Dana Point coast on Tuesday, Sept. 16, a rare sighting of the deep-water dwellers. The sperm whales had been spotted off San ...

SAN DIEGO — Two rare sperm whales were spotted around 15 miles off the San Diego coastline on Saturday. This sighting comes a week after another pair of these whales was sighted last Sunday. The ...

SAN DIEGO — A pair of rare sperm whales, first sighted off the San Diego coast last week, has been spotted again over the weekend, raising hopes that these sightings may become more frequent. The ...

Sperm whales are the largest toothed whales in the world, reaching 45 tons and living for decades. Their populations were imperiled by historic whaling practices and they are still considered rare ...