The largest blue whale ever recorded weighed over 199 tons. Even average-sized blue whales are massive, weighing around 350,000 pounds. That’s about the same as 30 adult male African elephants.

A rare North Atlantic right whale calf spotted off the coast of South Carolina is expected to die after its head, mouth and lips were split open, likely by a boat propeller, officials said.

Right whale No. 5132 was spotted last Monday, Dec. 16, about 60 miles east of North Carolina’s Outer Banks with several fishing lines wrapped around its head and mouth, the National Oceanic and ...

Researchers have finally settled a decades-long dispute about the evolutionary origins of the pygmy right whale. Researchers have finally settled a decades-long dispute about the evolutionary ...

RELATED: First North Atlantic right whale mom and calf spotted in Cape Cod Bay According to the National Oceanic and Atmospheric Administration , #5110 was first spotted with the entanglement on ...

NASA data helps map tiny plankton that feed giant right whales. In the waters off New England, one of Earth's rarest mammals swims slowly, mouth agape.

This photo provided by Blue Kingdom Whale and Wildlife Tours shows a seal in the mouth of a humpback whale on Thursday, Sept. 12, 2024, in the waters off of Anacortes, Wash. AP ...

A rare whale has been spotted close to the shoreline of Boston, directly by the entrance to the harbor. The North Atlantic right whale — an endangered species with just about 370 whales left in ...

Endangered Atlantic right whales are venturing to new areas, researchers have found in a recently released report, and many do not have speed protections on vessels.

But the whale felt the difference in its mouth right away and spat the pelican out, letting the bird escape. If the whale in the video had accidentally swallowed a dolphin, it likely would have ...