Empty shark-egg cases occasionally wash up on coastlines around the ... Many of the sharks had already hatched from their egg cases, ready to be released into the ocean. Hammerhead sharks are ...

Here are all the hammerhead shark facts you need to know ... can keep semen alive for years before using it to fertilize eggs ...

The great hammerhead shark head and the great white shark are ... great white sharks have eggs develop and hatch inside their mother’s bodies who will then give birth to the young.