Sharktopus

Sharktopus is a hybrid created by the U.S. military but they end up losing control of it. It has the front end of a shark and the back end of an octopus. It also has differently shaped pectoral and dorsal fins and spikes on its gills. Its tentacles end in sharp points.

Trivia

 * The Sharktopus will make it's appearance in Equinelantis: The Return.