Image: Bull Shark clasper

Bull Shark clasper

Shark claspers are used to transfer sperm into the female.  Unlike the penises of mammals, claspers are not sealed along much of their length.  The image shows the clasper being opened near its base.

Paul Ovenden
© Australian Museum

Last Updated:

Tags ichthyology, Bull Shark, Carcharhinus leucas, Carcharhinidae, fishes, clasper,