Hedgehog Research Paper

200 Words1 Page
The hedgehog is thought to be one of the oldest mammals on earth, with estimates dating the hedgehog to around 15 million years ago. It is believed that the hedgehog has changed very little over that period of time. The hedgehog is commonly around 25 cm long, with the hedgehogs back being covered in spikes. The hedgehog can also protect itself by curling its body into a ball so only the hedgehog spikes are exposed. This method of only exposing the spikes of the hedgehog, keeps the hedgehog safe from predators. All species of hedgehog have evolved to react to their natural surroundings slightly differently. Despite the fact that hedgehog species all commonly roll themselves into a tight ball to expose only their outward pointing spikes, some
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