NEW YORK — Whales are big, but why aren’t they bigger? A new study says it’s basically about how many calories they can take in. That’s the conclusion of researchers who used small boats to chase down ...

Blue Whales are the largest animals even known to have lived on the earth, but scientists have found commercial whaling reduced the size of Blue Whales and several other species. As more whales were ...

Blue whales and whale sharks, though both giants of the ocean and filter feeders, differ significantly. Blue whales, massive ...

A colossal 60-foot whale shark, nearly the size of a city bus, has been spotted off the Pacific coast, stunning marine biologists. This gentle giant, a filter feeder vital for ocean health, dwarfs the ...