7-8 yrs ago I started seeing dead ones beside the road Ark and mo. border- then Oklahoma /Ks border 5-6 yrs.ago -now as far north as I-70 in ks.Mild winters have brought the invaders,I'll do what I can to hold the back.. but get ready Nebraska they're coming for you next = not real bright critters jump up and curl in a ball for defense,works great on cars