Empty shark-egg cases occasionally wash up on coastlines around the world, including in Britain. They look quite different to the traditional idea of an egg. Sharks and rays are fishes with skeletons ...

These are known as "mermaid's purses." Some species have egg cases have long, horn-like appendages on each side, and these are known as "devil's purses." Bullhead shark egg cases are shaped like ...

Maybe you've seen a "mermaid's purse" while walking on the beach ... The eggs will hatch outside of a shark's body and the mother will not take care of her offspring, according to the Florida ...

Sometimes referred to as "mermaid’s purses", the egg cases then attach to features such as rocks or algae, allowing the shark embryo inside to grow and later hatch from the egg.