How Birds Sleep Mid-Flight Without Colliding or Falling Out of the Sky Attachable brain recorders reveal that birds can grab quick naps during flight, sometimes using only half of their brain.
Female Baboons Reap Benefits From Having Well-Connected Friends Wild monkeys make their social networks work for them.
Bonobos Form All-Female Coalitions to Target Violent Males When a male bonobo harasses a young female, he’d better look out. A coalition of protective older females might be headed his way.
Newly Hatched Ducklings Can Learn Abstract Concepts This ability was previously known only in highly intelligent animals.
Spider Personalities Can Hasten or Slow the Spread of Disease Through Colonies Groups of only shy spiders get hit hard.