Illness usually brings trouble in the animal world. A weak member may be pushed aside, attacked, or left behind. Many animals go to great lengths to hide sickness. But for creatures bound by family, ...

A dead ant can be detected and removed from the nest within an hour, long before any rotting smell develops. The chemical system ants use to spot a corpse turns out to work in a way scientists never ...

Add Yahoo as a preferred source to see more of our stories on Google. Macro shot of a red wood ant (Formica) transporting another ant to a different nest location.© Hartmut Goldhahn/Shutterstock.com ...