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The tucuxi (Sotalia fluviatilis), alternatively known in Peru bufeo gris or bufeo negro, is a species of freshwater dolphin found in the rivers of the Amazon basin.The word tucuxi is derived from the Tupi language word tuchuchi-ana, and has now been adopted as the species' common name.
Male Amazon river dolphins are either solid pink or mottled grey/pink. The Amazon river dolphin is the largest river dolphin. Adult males reach a maximum length and weight of 2.55 metres (8.4 ft) (average 2.32 metres (7.6 ft)) and 185 kilograms (408 lb) (average 154 kilograms (340 lb)), while females reach a length and weight of 2.15 metres (7. ...
An Amazon river dolphin Boto is a Portuguese name given to several types of dolphins and river dolphins native to the Amazon and the Orinoco River tributaries. A few botos exist exclusively in fresh water , and these are often considered primitive dolphins.
River dolphins are rather small, ranging in size from the 5-foot (1.5 m) long South Asian river dolphin to the 8-foot (2.4 m) and 220-pound (100 kg) Amazon river dolphin. They all have female-biased sexual dimorphism apart from Amazon river dolphin, with the females being larger than the males.
Species Inia humboldtiana – Orinoco river dolphin; IUCN Classification. Genus Inia. Species Inia geoffrensis – Amazon river dolphin. Amazon Subspecies I. g. geoffrensis; Bolivian Subspecies I. g. boliviensis; Orinoco Subspecies I. g. humboldtiana; Society For Marine Mammalogy Classification. Genus Inia. Species Inia geoffrensis – Amazon ...
An Amazon river dolphin (Inia geoffrensis), a member of the infraorder Cetacea of the order Cetartiodactyla. Aquatic mammals and semiaquatic mammals are a diverse group of mammals that dwell partly or entirely in bodies of water. They include the various marine mammals who dwell in oceans, as well as various freshwater species, such as the ...
The Amazon river dolphin, baiji, and La Plata dolphin were once thought to belong to Platanistidae (e.g. Simpson, 1945), but cladistic and DNA studies beginning in the 1990s showed that the former three taxa are more closely related to Delphinoidea than to the South Asian river dolphin.
A captive Amazon river dolphin housed at Acuario de Valencia is the only trained river dolphin in captivity. [ 123 ] [ 124 ] Here is a list of all the cetaceans that have been taken into captivity for either conservation, research or human entertainment and education purposes currently or in the past, temporarily or permanently.