The Boto, or Amazon River Dolphin (Inia geoffrensis) is a freshwater or river dolphin. It is most commonly seen in the Amazon River. Other names for it are Amazon Dolphin, Boto Vermelho, Bouto, Bufeo, Dauphin de l'Amazone, Inia, Pink Dolphin, Pink Freshwater Dolphin, Pink Porpoise, and Tonina.
... body. The urethra has an excretory function in both sexes, to pass urine to the outside, and also a reproductive function in the male, as a passage for sperm.
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