The biggest whale species on Earth is a monster! There are plenty of large creatures within the Cetacea order (which contains ...

A biologist explains the surprising evolutionary math behind how the blue whale became the largest animal that has ever lived ...

Whale sharks are the largest species of shark. Their gentle manner and massive size make them the gentle giants of the ocean. However, one especially large whale shark has been spotted off the Pacific ...

Discover the key differences between dolphins and whales, including their size, body structure, feeding habits, social ...

Minke whales are the smallest of the rorqual group of baleen whales, which use a “lunge feeding” strategy to capture large amounts of small prey such as krill. Credit: Duke Marine Robotics and Remote ...

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 ...

BOSTON (CBS) -- There are fewer than 400 North Atlantic Right Whales left on Earth, and new research shows that they are shrinking in size. According to aerial footage published in Current Biology, ...

A family vacationing in Maui were "mugged" by a pair of what were likely juvenile humpback whales while they were on a ...