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  2. Amazon river dolphin - Wikipedia

    en.wikipedia.org/wiki/Amazon_river_dolphin

    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. ...

  3. Andes to Amazon - Wikipedia

    en.wikipedia.org/wiki/Andes_to_Amazon

    The accompanying book, Andes to Amazon: A Guide to Wild South America by Michael Bright, was published by BBC Books on 2 November 2000 in a hardcover edition (ISBN 0-563-53705-1) and on 4 April 2002 in a paperback edition (ISBN 0-563-53495-8). On 20 November 2000 a CD was released with a compilation of the incidental music in Andes to Amazon.

  4. The weird way dolphins are peeing in the Amazon River is ...

    www.aol.com/scientists-perplexed-strange...

    Scientists are perplexed by a strange new behaviour shown by the Amazon river dolphin of flipping belly-up to urinate with another male “actively” seeking the stream with its snout.

  5. Boto - Wikipedia

    en.wikipedia.org/wiki/Boto

    The Araguaian river dolphin (I. araguaiaensis) is a newly identified species native to the Araguaia-Tocantins basin of Brazil. [2] The La Plata dolphin (Pontoporia blainvillei), another vulnerable Brazilian denizen, is a marine river dolphin that ranges from Espírito Santo, Brazil, to the south. [3] Suborder Odontoceti. Superfamily Delphinoidea

  6. River dolphin - Wikipedia

    en.wikipedia.org/wiki/River_dolphin

    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.

  7. Tucuxi - Wikipedia

    en.wikipedia.org/wiki/Tucuxi

    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, [citation needed] and has now been adopted as the species' common name.

  8. Aquatic mammal - Wikipedia

    en.wikipedia.org/wiki/Aquatic_mammal

    Wading and bottom-feeding animals (e.g. moose and manatee) need to be heavier than water in order to keep contact with the floor or to stay submerged, surface-living animals (e.g. otters) need the opposite, and free-swimming animals living in open waters (e.g. dolphins) need to be neutrally buoyant in order to be able to swim up and down the ...

  9. Iniidae - Wikipedia

    en.wikipedia.org/wiki/Iniidae

    Iniidae is a family of river dolphins containing one living genus, Inia, and four extinct genera.The extant genus inhabits the river basins of South America, but the family formerly had a wider presence across the Atlantic Ocean.