In the wide world of whale sex, the largest of all species also ranks among the most private. The intimate lives of the ...

In 1926, there were an estimated 140,000 mature blue whales in the oceans, but their populations have decimated by the whale hunting trade. The International Whaling Commission eventually banned ...

The blue whale is the largest animal on the planet. It consumes enormous quantities of tiny, shrimp-like animals known as krill to support a body of up to 100 feet (30 meters) long.

The first-ever video of a blue whale nursing her calf has been released, as well as stunning footage of the species' intimate interactions. It's the first time these famously elusive animals have ...

All told, about 3.5 percent of the blue whale genome comes from fin whales. “This is fantastic,” Dr. Janke said. He had previously looked for blue whale DNA in fin whale genomes and not found it.

By comparison, a humpback whale might consume up to 200,000 microplastic pieces per day — 50 times less than blue whales did — during its peak feeding time, the researchers estimated.

On Sept. 12, a blue whale surfaced in the Atlantic Ocean about 50 to 60 miles off the coast of Cape May, New Jersey. The endangered species is the world's largest animal and isn't often spotted in ...