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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.
Whales roam throughout all of the world's oceans, communicating with complex and mysterious sounds. Their sheer size amazes us: the blue whale can reach lengths of more than 100 feet and weigh up to 200 tons—as much as 33 elephants. Despite living in the water, whales breathe air.
21 juin 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.
Whales are the largest animals on Earth and they live in every ocean. The massive mammals range from the 600-pound dwarf sperm whale to the colossal blue whale, which can weigh more than 200...
Share the wonder of the extraordinary place we call home. Utilizing the latest technology Our Planet was filmed entirely in Ultra High Definition in over 50 ...
Tout sur les baleines du Saint-Laurent. Plongez dans l’univers fascinant des baleines du Saint-Laurent. Édité par le Groupe de recherche et d’éducation sur les mammifères marins, Baleines en direct est une encyclopédie sur la recherche sur les cétacés et un magazine ludique et rigoureux.
27 août 2017 · Blue whales are the largest animals to have ever existed. Learn why they're larger than any land animal and why they were hunted for years, making them endan...
