What are the characteristics and looks of hedgehogs?

Characteristics of hedgehog: 1, the back and side of hedgehog are covered with thorns, and the head, tail and abdomen are hairy; The mouth is pointed and long, the ears are small, the limbs are short and the tail is short. 2. When the hedgehog is frightened or attacked by the enemy, its head will bend to the abdomen, and its body will curl into a ball, wrapping its head and limbs like thorns, and its body will stand up with thorns to protect itself. Hedgehog's nose is very long, and its sense of touch and smell are well developed. Its favorite foods are ants and termites. Habit of hedgehog: 1. Hedgehogs are heterogeneous animals. Hedgehogs hibernate in winter because they can't regulate their body temperature stably and keep it at the same level. Hedgehogs begin to hibernate in late autumn until the following spring, when the temperature will be warm enough to wake up. Hedgehogs live in bushes, can swim and are afraid of heat. 3. Hedgehogs are nocturnal and feed mainly on insects and worms. They can eat 200 grams of insects in one night to kill pests, so it is beneficial to agriculture. The main natural enemies of hedgehog are mink, owl, fox and other carnivores. Hedgehog is a very withdrawn animal. Living in the bushes, timid, easily frightened, quiet and annoying, like dark and light, afraid of heat and cold. Hedgehogs are slow-moving and usually go out at night. Hedgehogs dig holes to build nests, hide in their nests during the day and come out after dusk.