Karner blue butterfly

Mowing snow … for butterflies

(Michigan DNR)After a flurry of snow covered the Flat River State Game Area, Michigan DNR staff mowed over the snow to benefit the federally endangered Karner blue butterfly. These pale blue, dime-sized butterflies can only be found in small pockets of savanna habitat where wild lupine grows in the open sunlight. Karner blues depend on lupine for survival, as females lay their eggs…