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 spiders ...

A spider species eat their siblings as soon as they die but tolerate each other when they are alive, suggesting a mysterious signal helps them to determine when to dine on a nest mate ...

Inhabitants of Sao Thome das Letras in Brazil witnessed a "rain of spiders" as the Parawixia bistriata species spun an elaborate silk web during its reproductive and hunting phase. These social ...

The velvet spider's genome has now been mapped. This image shows a group of social velvet spiders jointly killing their prey. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy ...

Which spiders live in such large colonies? The insect expert Charles Haddad answers: Two of the African continent’s social spider species, Segodyphus dumicola and Mimosarum, can be found in the Kruger ...

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.