Beachcombers along the Texas coast have spotted an interesting find washing up in recent days—skate egg casings, often called "mermaid’s purses." ...
Maybe you've seen a "mermaid's purse" while walking on the beach. Not actually an accessory for the mythical creature, these small casings are the eggs of sharks and their relatives For around 455 ...
Sharks and rays are fishes with skeletons made of cartilage, grouped together in the class Chondrichthyes. Their egg cases are sometimes referred to as mermaid's purses, and occasionally as Devil's ...
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