Social signals stop young labyrinth spiders from hunting their siblings even when they are starving. However, the cannibalistic spiderlings quickly feed on the corpses of their brothers and sisters.

Social signals stop young labyrinth spiders from hunting their siblings even when they are starving. However, the cannibalistic spiderlings quickly feed on the corpses of their brothers and sisters.

Young cannibalistic spiders give off social signals that stop siblings from eating each other alive, a new study finds. But the corpses of fallen brothers and sisters are fair game. Labyrinth ...