24 Brilliant Burrowing Animals
There are three types of burrowing animals: primary excavators, which dig their own burrows (think prairie dogs); secondary modifiers, which live inside burrows made by other animals and might modify them to suit their needs; and simple occupants, which just occupy abandoned burrows and don’t modify them. All of these animals are quite resourceful and have physical characteristics that enable them to live underground and dig to great depths. The following are some of the most interesting animals that use burrows as a home, for protection, to lay their eggs, or for other unexpected purposes....