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The pink river dolphin is the largest freshwater dolphin in the world. It can reach up to 2.8 metres (9.2 ft) long and weigh as much as 180 kilograms (400 lb). Compared to its cousin, the Amazonian river dolphin (Inia geoffrensis), the Bolivian river dolphin has more teeth, a smaller skull, and a longer body. [2]
The common dolphin (Delphinus delphis) is the most abundant cetacean in the world, with a global population of about six million. [3] Despite this fact and its vernacular name, the common dolphin is not thought of as the archetypal dolphin, with that distinction belonging to the bottlenose dolphin due to its popular appearances in aquaria and the media.
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 (7.1 ft) (mean 2 metres (6.6 ft)) and 150 kilograms (330 lb) (average 100 ...
Several species of dolphins may suffer from Alzheimer’s disease, according to a new study. The research could help explain the widespread yet puzzling phenomenon of mass dolphin strandings ...
Orcas are the largest extant members of the dolphin family. Males typically range from 6 to 8 m (20 to 26 ft) long and weigh in excess of 6 t (5.9 long tons; 6.6 short tons). Females are smaller, generally ranging from 5 to 7 m (16 to 23 ft) and weighing about 3 to 4 t (3.0 to 3.9 long tons; 3.3 to 4.4 short tons). [ 31 ]
A common bottlenose dolphin (Tursiops truncatus). A dolphin is an aquatic mammal in the clade Odontoceti (toothed whale).Dolphins belong to the families Delphinidae (the oceanic dolphins), Platanistidae (the Indian river dolphins), Iniidae (the New World river dolphins), Pontoporiidae (the brackish dolphins), and possibly extinct Lipotidae (baiji or Chinese river dolphin).
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The stranding of more than 140 dolphins off Cape Cod last month has been confirmed as the largest mass stranding of the mammals in United States history, animal rescuers say.