Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the ...

are baleen whales, which use meshlike mouth plates to filter food from the sea. "But they're hardly bloated, plankton-straining beasts puttering along at the surface," says photographer Doug Perrine.

There are few experiences as humbling as swimming alongside a whale shark. Despite their size—growing up to 40 feet ...

Over the course of their lives (which can last more than 100 years), whale sharks travel distances that can exceed the ...