Some of the bites were reportedly caused by the giant tambaqui fish of the red piranha family, which are known for their strong teeth and can grow up to four feet long. Kleber Mathubara ...

Colorado's first fatality of a released wolf was likely by the teeth of a mountain lion, according to a necropsy. The U.S. Fish and Wildlife Service announced the results of the death of the wolf ...

Three white puppies were born in the last six months, each through surrogate domestic dogs who had no idea they were carrying ...