Understanding hammerhead sharks’ food preferences could aid efforts to protect the critically endangered fish.

This makes it hard to give a broad-spectrum answer. For example: •Blue Sharks eat squid. •Hammerhead Sharks eat stingrays.

Hammerhead sharks are consummate predators that use their oddly shaped heads to improve their ability to find prey. Their wide-set eyes give them a better visual range than most other sharks.

A great hammerhead shark swims near the seabed. Credit: Annie Guttridge. Isotope analysis of the biopsies indicated that barracuda and stingrays made up about two-thirds of the sharks' diet ...

A great hammerhead menu Isotope analysis of the biopsies indicated that barracuda and stingrays made up about two-thirds of the sharks’ diet, while the rest was comprised of smaller sharks.

Great hammerhead sharks have been recorded making journeys of 3,000km ... Isotope analysis of the biopsies indicated that barracuda and stingrays made up about two-thirds of the sharks’ diet, while ...