What eats hammerhead sharks other than humans?

Usually, sharks are the top of the food chain, so I wouldn't say there are any hammerhead shark predators exactly. They do, however, have a ton of parasites, including a really long fish that LIVES OFF OF ITS EYES! read more

Hammerhead sharks live in small schools, in pairs or alone. This species of shark feeds on a variety of fish, including sardines, mullet, and herring. The hammerhead is an opportunistic feeder and also preys upon smaller sharks, stingrays, squid, crabs and lobsters. read more

The hammerhead shark uses its head to pin down stingrays and eats the ray when the ray is weak and in shock. The great hammerhead, tending to be larger and more aggressive than most hammerheads, occasionally engages in cannibalism, eating other hammerhead sharks, including its own young. read more

Some species of hammerhead sharks often migrate during the summer months, when they travel to cooler waters. Not all species of this shark family like shallow waters. Some, like the great hammerhead shark, stay in deep waters. They are considered dangerous to humans, but they are not particularly aggressive. read more