When someone says hedgehog, what do you think of? Prickles and Sonic probably spring to mind. But there’s a lot more to these cute creatures than their quills. So Young Post spoke to Dr Michael ...

How do they do it? Hedgehog quills are filled with air chambers, which make them buoyant. But the quills are still super-strong. And sharp. They're used for self-defense, after all. The trick to ...

Baby hedgehogs, known as hoglets, are born blind and completely reliant on their mothers. Even their famed spines start out soft and hair-like, taking a couple of weeks to harden. Can We Predict ...