He was so annoyed to be woken up!

There’s perhaps no more fascinating Bay Area day trip than hanging with the bellowing animals of Año Nuevo State Park.

Elephant seals don't forget their enemies. We learn about the great beasts' big beefs and why they matter.

Docents report mother and pup are both resting well at the San Simeon viewpoint.

Researchers don’t often put electronic tags on elephant seal pups. At more than $3,000 per satellite tag, losses are just too high to risk the expensive technology. But in one recent case, it paid off ...

Humans are not the only animals that can remember the voices of their old acquaintances. Elephant seals, too, can remember ...

For the first time, scientists have recorded brain activity in a free-ranging, wild marine mammal, revealing the sleep habits of elephant seals during the months they spend at sea. The new findings, ...

Male elephant seals can recognize rivals from years ago, reveals new research. They responded to recorded calls of old ...

CAPE TOWN, South Africa — A large elephant seal took a wrong turn and was seen lumbering along a street in a coastal town in South Africa early Tuesday, surprising residents and inspiring a rescue ...

Elephant seals are being used as nature's artificial intelligence to monitor the health of the oceans -- especially the little-known "twilight zone," an ecosystem abundant with fish that could soon be ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Northern elephant ...

Each year, elephant seals take a month or so to shed their worn fur for a new coat. Photo Credit: Tom Stieghorst Robert's Island, ANTARCTICA -- Seeing a single elephant seal is enough to make one stop ...