The horn shark is a tiny, common, bottom-dweller in the warm seas off western North America. A member of the Bullhead Shark genus, it (Heterodontidae). Its name originates from its small, blunt skull with prominent ridges above the eyes. It has huge spines on its two prominent dorsal fins, and many little black dots on brownish grey skin. Most adults measure around 1 m, while the greatest length of this species is 1.2 m (3.3 ft) (3.3 ft).
Horn sharks have a narrow home range, generally no bigger...