Structural

Cut Banks, Cliffs & Caves - These are essential for specific wildlife.  If you have some on your property great, if not, it may be difficult to create them unless you have a rolling or hilly terrain.  Cliff swallows and kingfishers and peregrin falcons like cliffs.  Coyote, foxes, groundhogs and other small mammals will net in cut banks.  Bats will inhabit any caves you may have.