Blue whales, the largest animals on Earth, have been spotted not far off the coast of Massachusetts.

Discover how extreme animal sizes, from the massive blue whale to the tiny shrew, shape their survival strategies.

Q. You wrote that blue whales are the largest mammals. What are the largest and smallest animals of other groups? What ecological problems do animals confront by being extremely big ...

A photographer captured this extraordinary site where whales' bodies lie in the shallows, with troubling repercussions for the deep oceans.

Lynne Schafer Gross and Mark McDermott One day circa 1970, a boy in El Segundo looked up at a telephone pole near his home ...

Southern right whales have distinctive white and gray patches of thickened skin on their heads known as callosities. Because ...

A family was going for a beach walk when they found an ancient whale's fossil.

A tourist reaching out to a curious cetacean. A joyous marriage celebration in Iraq. A cowboy hugging his daughter as he ...

Cold stress killed Florida manatees as limits on winter refuges and power plant warm water rules face renewed scrutiny ...

This coastal hotel is rumored to be Taylor Swift's wedding venue, so I checked it out. Here's what it looks like.

A southern right whale swims with its calves in the waters of the South Atlantic Ocean on Oct. 5, 2022. Southern right whales are no longer reproducing at normal rates due to climate-induced changes ...

Tidal Raves in Depoe Bay serves up migrating gray whales with your seafood platter, and suddenly every other dining ...