The Australian Redback Spiders

There are three species of black widows where the female eats the male during mating at different places in their evolutionary sort of family. The australian redback male knows that he is going to off himself at the end, according to Wright. Males have two copulatory organs and males insert one of these organs and do this twist. So the female starts to eat him, then he goes back on the web and courts her again, and comes back with the second organ, mates again, and then she finishes him off during that second pulation.

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