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Whales are a widely distributed and diverse group of fully aquatic placental marine mammals. As an informal and colloquial grouping, they correspond to large members of the infraorder Cetacea, i.e. all cetaceans apart from dolphins and porpoises. Dolphins and porpoises may be considered whales from a formal, cladistic perspective.
Learn about whales, the largest animals on Earth, and their two types: toothed and baleen. Find out how whales communicate, feed, and face threats from fishing and shipping.
25 de may. de 2024 · Whale, any of the larger species of aquatic mammals belonging to the order Cetacea. Whales are the heaviest known animals, living or fossil, reaching a maximum size in the blue whale of perhaps more than 30 meters and 200 metric tons. They are distributed throughout the world’s oceans and seas.
Learn about whales, the largest living creatures on the planet, and their role in the marine environment. Find out how WWF works to protect whales from commercial whaling, climate change, and other threats.
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 can...
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.
The blue whale ( Balaenoptera musculus) is a marine mammal and a baleen whale. Reaching a maximum confirmed length of 29.9 meters (98 ft) and weighing up to 199 tonnes (196 long tons; 219 short tons), it is the largest animal known ever to have existed.
