Port Jackson sharks (Heterodontus portusjacksoni) aren’t huge scary beasts with massive teeth; they are smallish, striped, and adorable. No, you cannot have this type of shark as a pet.

The crested horn shark, which looks almost identical to the Port Jackson shark, is a major predator of Port Jackson shark eggs. They crush the eggs using their strong jaws, feeding off the rich yolk.

A SCIENTIST made a bizarre discovery after breaking open a piece of chalk and finding 66 million-year-old fish vomit. The find dating back to the age of the dinosaurs was made by fossil hunter ...

If that hypothesis is correct, the closest living relative would be the Port Jackson shark, found in Australia in modern times, he said. Though 66-million-year-old vomit is very old vomit ...

Others are curved and can be used to hook prey, such as those of hooktooth sharks. The jaws of a Port Jackson shark. These sharks have small, grasping teeth at the front of the mouth and flat, ...

Nicolas Remy (Australia) records the moment a crested hornshark snatches a Port Jackson shark egg for a meal. Nicolas makes regular dives to document Port Jackson sharks. Approaching from a distance, ...