Video: Researchers are finding that any macaque in a group can persuade the others to move to a new location.
Ants and bees are well known for their collective decision-making. Now the first evidence is rolling in to back up the theoretical models that mammals such as monkeys and deer can also reach decisions in a democratic way.
of the National Centre of Scientific Research in Strasbourg, France, studied Tonkean macaques native to Indonesia. For four months, she filmed two groups of 10 and 22 animals in an enclosed park.
Petit noticed that a group’s motivation to move…
