Complex society discovered in the vulturine guineafowl

Multilevel societies have, until now, only been known to exist among large-brained mammals including humans, other primates, elephants, giraffes and dolphins. Now, scientists from the Max Planck Institute of Animal Behavior ...

Human societies evolve along similar paths

Societies ranging from ancient Rome and the Inca empire to modern Britain and China have evolved along similar paths, a huge new study shows.

page 1 from 2