The shape of the Port Jackson shark egg allows it to be wedged securely into tight, well-hidden spaces. Despite this, up to 90% of these nutritious eggs are taken before they hatch, by crested ...

The eggs vary from the spectacular corkscrew shapes of the Port Jackson shark to mermaid ... Robson and his team of aquarists, shark eggs from the aquarium were carefully cleaned and then ...

is a major predator of Port Jackson shark eggs. They crush the eggs using their strong jaws, feeding off the rich yolk.