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

Whales are big, but why aren’t they bigger? A new study says the key factor is how many calories they can take in. Researchers came to this conclusion after using small boats to chase down 300 whales ...

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 ...

Where it lives: Tropical and temperate waters around the world. What it eats: Deep-sea squid, octopuses, crustaceans and fish. Dwarf sperm whales have an unusual way to protect themselves if they come ...

A critically endangered species of whale is getting smaller and smaller thanks to climate change. These shrinking giants are North Atlantic right whales, of which there are only an estimated 356 ...