A Danish professor said a South American fish was found in Danish waters . He said the fish may be male private ##ers , but now he says it was a female . A fish expert says the fish are vegetarian and do n't live in saltwater . The pacus use those teeth to crush their food , not to rip it apart -- or off . There is no record of them attacking humans , the expert says .
A Danish professor said a South American fish was found in Danish waters . He said the fish may be male private ##ers , but now he says it was a female . A fish expert says the fish are vegetarian and do n't live in saltwater . There is no record of them attacking humans , the expert says .