The blue whale feeds on small organisms called copepods and krill. It eats by sucking in a mouthful of water and krill and then filtering out the water through its baleen bristle teeth. More »

The smallest whale, the dwarf sperm whale, can eat up to 2,204 pounds of food a day. The largest whale, the blue whale, can eat 8,000 to 16,000 pounds of food a day. More »

The blue whale is the largest mammal in the world, and its massive tongue can weigh as much as an elephant, or 15,000 pounds, according to National Geographic. The tongue is an important muscle used in the whale's unique... More »

It is not possible to know for certain what would have happened in a fight between a megalodon and a blue whale, as megalodon sharks became extinct roughly two million years ago. Owing to the jaw size and power of the me... More »

The largest whale recorded in history is the blue whale. Blue whales weigh up to 200 tons and grow to lengths of 100 feet. Their hearts weigh as much as an automobile, and their tongues weigh as much as an elephant. More »

Seahorses feed on a variety of foods that include plankton, small fish, and crustaceans such as copepods and shrimp. In the wild, most seahorses only eat live food and are ambush predators. Seahorses don’t have teeth, so... More » Pets & Animals Marine Life

Krill eat phytoplankton and tiny single-celled plants and algae. Most species of krill are omnivorous filter feeders, although there are some carnivorous species that eat the larvae of fish and zooplankton. Most krill us... More » Pets & Animals Marine Life