The blue whale (Balaenoptera musculus) is a marine mammal and a baleen whale. Reaching a maximum confirmed length of 29.9 m (98 ft) and weighing up to 199 t (196 long tons; 219 short tons), it is the largest animal known ever to have existed .

2025年1月18日 · Blue whale, a species of baleen whale, a cetacean, that is the most massive animal ever to have lived. Weighing approximately 150 tons, it may attain a length of more than 30 meters (98 feet). Blue whales are predominantly blue-gray animals whose lower surfaces are lighter gray or white.

Blue whales are the largest animals ever known to have lived on Earth. These magnificent marine mammals rule the oceans at up to 100 feet long and upwards of 200 tons. Their tongues alone...

Blue whales are rorqual whales, which is a family of baleen whales with pleated throat grooves that expand when the animal takes in water while feeding. In blue whales, 55 to 68 throat grooves extend from the throat to their navel, and their baleen is black with over 800 plates.

2023年9月28日 · Blue whales have a long body and generally slender shape. Their mottled blue-gray color appears light blue under water—hence their name, the blue whale. The mottling pattern is variable and can be used to identify individuals. Antarctic blue whales are generally larger than other blue whale subspecies.

The blue whale is the largest animal on the planet, weighing as much as 200 tons (approximately 33 elephants). The blue whale has a heart the size of a Volkswagen Beetle. Its stomach can hold one ton of krill and it needs to eat about four tons of krill each day. They are the loudest animals on Earth and are even louder than a jet engine.

The blue whale is the largest mammal in the world. A blue whale calf weighs two tons (1,814 kilograms) at birth and gains an extra 200 pounds (91 kilograms) each day of its first year. Blue...

Blue whales get their name from their gray to blue coloration. If conditions are right, diatoms (planktonic photosynthesizers) will build up on their stomachs and make their undersides look yellowish. They are much longer than they are wide and have a small dorsal fin. Whales can sometimes be identified based on the size and shape of their spout.

The blue whale is an extremely large marine mammal, with a long, torpedo-shaped body. They have blue-gray colored skin, with a slightly lighter colored underside; they have two pectoral fins, a small dorsal fin on their backs, and a large fluke.

There are 4 recognized subspecies of the enormous blue whale, the largest marine mammal in the sea, and possibly that has ever lived on Planet Ocean: They have a pointed snout, paired blowholes, and a broad, flat rostrum (upper part of the head).