Fig. 4From: Queens stay, workers leave: caste-specific responses to fatal infections in an antOvaries of control (left, death 2 days after treatment of colony members) and Metarhizium-infected (right, death 4 days after treatment) Temnothorax crassispinus workers. The gaster contents of infected workers are unidentifiable as fungal hyphae have spread throughout the gaster (see microscope picture at the bottom right; magnification 40x), whereas the ovaries of the uninfected workers are clearly visibleBack to article page