Dr Akhilesh said the heads were joined behind the gills and such two-headed sharks were quite rare in the wild. “These are also called dicephaly. ... In 2008, a fisherman discovered a two-headed blue shark embryo in the Indian Ocean, as reported by National Geographic.

Do 2 headed sharks exist?

Two-headed sharks may sound like a figment of the big screen, but they exist—and more are turning up worldwide, scientists say. ... The catshark embyro was not your average two-headed beast—it's the first such specimen known from an oviparous shark species, or a shark that lays eggs.

Are there 3 headed sharks?

A 3-headed great white shark attacks an atoll where a group of teenagers are partying, killing all of them except one, Mark, who was on a buoy while the rest of the teens were at the beach. The shark then proceeds to attack the Persephone, an underwater research facility studying the Pacific Garbage Patch.