Marine biologist Carrie Newell photographed four blue whales — the largest animals on Earth — 3 miles off Depoe Bay.

You’d think such a massive creature would be an apex predator, but blue whales are actually gentle giants of the ocean. Let’s ...

Dive into the extraordinary world of the largest animals on Earth! From the awe-inspiring blue whale, the largest living creature, to the massive Hercules the liger, this video showcases 20 of the ...

The July 14 excursion had a treat in store for passengers: a 90-foot blue whale, the San Diego Whale Watch said on Facebook.

Boaters off the coast of California got the chance to see some “great species diversity.” The “abundant” amount of krill in ...

Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review ...

Jono Allen tells PEOPLE exclusively about his mesmerizing career as an underwater photographer, and how one ocean dive with ...

A baby blue whale is the “world’s biggest” baby, being born at 23 feet and weighing in at 6,000 pounds, the group said. They’ll gain 10 pounds per hour by drinking their mama’s milk.

The Pentagon increasingly sees the Pacific as its most important theater of operations as tensions brew between the U.S. and China. To that end, the Navy plans to increase training across the vast ...

Sharks chomping on seals off Massachusetts, feasting on dead whale off Long Island: ‘Right in time for the 50th anniversary of Jaws’ ...

A beluga whale at Chicago's Shedd Aquarium is the first to successfully recover from general anesthesia in captivity after a surgery to remove a network of cysts.

Dive into the details behind their mind-blowing biology and discover how these mammals became and remain our planet's largest animals ever.