This supposedly happened with capybaras in Venezuela, not Bolivia, but apparently it has also been claimed to have been other large water dwelling (hence "fish") mammals, like beavers. (Try looking up capybaras on wikipedia.com) The story's credibility isn't exactly something to stake your life on.
This supposedly happened with capybaras in Venezuela, not Bolivia, but apparently it has also been claimed to have been other large water dwelling (hence "fish") mammals, like beavers. (Try looking up capybaras on wikipedia.com) The story's credibility isn't exactly something to stake your life on.