A shark so rare it was once thought to be extinct was just spotted off the Welsh coast. The Wildlife Trust of Wales captured footage of the angel shark in Cardigan Bay, the first documented sighting ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. When did the megalodon shark go extinct, and why ...

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Sharks, rays, and chimaeras are collectively known as cartilaginous fish, because instead of bones, they have cartilage material like humans have in our noses and ears. That certainly seems to work ...