Thatching Ants

Thatching Ants (Formica spp.) As the days get shorter and the temperature starts to drop activity at the thatching ant (Formica spp.) mound in my mother-in-law’s yard begins to change. Early in the cool morning there is little happening on the surface. A few ants move slowly around the entrance holes, arranging fir needles and other bits of woody and …