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 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 ...

Third right whale entanglement reported in a week One North Atlantic right whale was seen near North Carolina wrapped in fishing rope and buoys. Two others were spotted off Massachusetts.

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.

NANTUCKET, Mass. – Two endangered North Atlantic right whales have been spotted off Massachusetts with entanglements that could potentially be life-threatening to the massive mammals. According ...

Hupehsuchus’s relatively stiff body meant that it probably skimmed along near the surface with its mouth open, like a bowhead or right whale, rather than diving deep like a humpback.

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

The right whale calf of Juno was found dead on Cumberland Island National Seashore in Georgia, the NOAA Fisheries announced Monday.

A photograph by a whale-watching naturalist captured a seemingly bewildered seal in the mouth of a humpback whale after the giant marine mammal accidentally gulped it last Thursday in the waters ...

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. The North Atlantic right whale filters clouds ...

Boaters off the New Hampshire coast have a whale of a tail to tell after a humpback whale slammed into a fishing boat and a pair of teen brothers caught the whole thing on video, then rescued the ...

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 ...