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 ...

The spadenose shark (Scoliodon laticaudus) is one of the smallest members of the requiem shark family and found in shallow tropical and subtropical waters of the Indian and western Pacific Oceans. The ...

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Video of zebra sharks mating gives insights into shark reproduction Researchers captured video of a trio of endangered zebra sharks mating in the South Pacific. The video is giving scientists an ...

Gliding through the shallow reefs of northern Australia and New Guinea is a creature that looks like it stepped out of evolutionary fan fiction. The epaulette shark, a three-foot-long species ...

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 ...