A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
The seahorse is the only fish to have a neck.
12
Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
10
Female kangaroos have three vaginas.
2