Some spice species eat siblings, especially when food is scarce
David Villa / Scientimage CBI CNRS
A spider species prevents cannibalization of his siblings while alive, but it doesn’t seem like his brothers as soon as they die. This suggests that spiders come to tolerate each other “knowing a chemical or mechanical life of life, which can be a key piece to understand the evolution of rare social spiders.
Raphaël jeanson At the University of Tolosa …
