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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. ...
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 ...
In a grim fallout from the longest drought in the Amazon rainforest's recorded history last year, induced in part by climate change, the carcasses of more than 200 river dolphins were found ...
Kamogawa Sea World was the first aquarium in Japan to start breeding killer whales. Since October 1970, Kamogawa Sea World has had two Amazon river dolphins named Poco (male) and Deco (female) on public display, and after their deaths, plastic specimens are made and displayed.
Venturing deep into the complex waterways of the Amazon, Colombian marine biologist Fernando Trujillo first set out to study the mysterious pink river dolphin in 1987, at the directive of the late ...
Bones from an Amazon pink river dolphin are embedded in dried mud along the banks of Lake Tefé in Tefe, Brazil, on Oct. 31, 2023. More than 200 river dolphins died in the 2023 drought that sent ...
Amazon river dolphin. Along with the Orinoco, the Amazon is one of the main habitats of the boto, also known as the Amazon river dolphin (Inia geoffrensis). It is the largest species of river dolphin, and it can grow to lengths of up to 2.6 m (8.5 ft). The colour of its skin changes with age; young animals are gray, but become pink and then ...