Killer whales are the only natural predator of baleen whales — those that have "baleen" in their mouths to sieve their plankton diet from the water ...

Deep in the Pacific, humans have tracked a mysterious whale’s call for decades—but no other whale seems to respond. And now, we might be running out of time to find the source.

Avoiding predators is one of the most important jobs for many members of the animal world. Even ocean giants like baleen whales have something to fear from killer whales, their only known natural ...

Whale song can be as efficient as – and, in some cases, more efficient than – human communication, according to a new study in Science Advances ...

When certain algae flourish in the sea, they produce neurotoxins that can sicken both humans and marine animals. Acute ...

Humpback whales have been known to swim 5,000 miles from tropical grounds to colder grounds for more productive feedings and ...

Whales are the biggest creatures on Earth. These animals are found in every ocean, but that doesn't make them fish.

By the early 1890s, commercial whalers had hunted the whales to the brink of extinction for their oil and baleen. They called them the "right" whales to hunt because they were slow and floated ...

The curled right side of the tail and the missing tip suggest the whale was previously entangled ... straining huge amounts of water on their baleen plates, according to the National Oceanic ...

They are baleen whales and filter feeders that feed on zooplankton. They have been slowly swimming south along the Eastern Seaboard since first being spotted off South Carolina on Nov. 24, Albert said ...