Sexual cannibalism is very common in some species like the male coin spiders. Black widow and Redback female spiders are famous for slaying their partners soon after mating. The male widow spiders that are considerably smaller in size, are often seen voluntarily offering themselves to be eaten, with a hope that the female will give birth to his offspring. Sometimes, the males reaching out females are mistaken for prey and are killed even before copulation occurs.
Read MoreMale Widow Spiders Inseminate Young Females And Avoid Being Cannibalized: Spidery Sex Life
