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 ...
Discover seven fascinating facts about pregnant sharks, from long gestation periods and intrauterine cannibalism to asexual reproduction. Learn about the unique reproductive behaviors of sharks and ...
1. Introducing sharks, skates, rays, and chimaeras -- What are sharks and how are they classified -- How many kinds of sharks are there -- How did sharks get their name -- Where do shards live -- When ...
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