There is a bizarre fungus that turns carpenter ants into zombies and gets them to die in a place that’s perfect for the fungus to grow and reproduce. These sketchbook drawings are of several ants who fell victim to this very specialized fungus.
Markers in Canson Earthbound toned sketchbook.
For more info on this fungus, it’s lifecycle and the effects it has on ants: http://www.livescience.com/5631-zombie-ants-controlled-fungus.html