Mother, May I ... Eat You?

Motherhood typically entails sacrifice, but for most species, the altruism is temporary. Eggs are laid, the young leave the nest, life goes on. Not so for Stegodyphus lineatus, a velvet spider that inhabits Israel's Negev Desert. S. lineatus practices the most extreme—and permanent—form of maternal devotion: matriphagy, in which offspring consume their mother.

Read the full story at Scientific American