A pair of researchers at Kyushu University in Japan, has found that at least one kind of wood-eating cockroach engages in mutual wing eating after mating. In their paper published in the journal Ethology, Haruka Osaki and Eiiti Kasuya describe how they happened to notice chewed-off wings in a species of cockroach and what they found when they brought some into their lab to study.
Click here for original story, Wood-eating cockroach couples take turns eating each other’s wings after mating
Source: Phys.org