Structural

Dust Beds & Grit - Wildlife uses dust to help rid them of parasites.  By providing an area of very dry fine soil with no vegatation will draw many birds to take a dust bath.

Grit is used by birds to aid in digestion.  It helps grind up food.  Grit can be a coarse sand.  It can be added to bird feeders or you may provide it on a tray by itself.