what adaptations do hedgehogs
A hedgehog is a small, nocturnal, insectivorous (sometimes almost omnivorous) mammal of the family Erinaceidae, with 17 species in 5 genera. The hedgehog is a smaller mammal â¦ , walking very close to the ground on four long and thin legs.he desert hedgehog is covered with tiny, sharp spines. When the desert hedgehog is threatened by danger, its muscles contract (tighten) and pull the skin taut around its body. This enables it to roll into a ball so that its spines will stick out in all directions, providing a very effective, protective covering.