Aging female monkeys cut down on socializing to prioritize their closest relationships, according to an international study led by the University of Exeter. The experts found that female monkeys “actively reduce” their social networks as they get older to focus on family and close friends.  "In humans, aging individuals have been shown to become more selective in partner choice as they age and to proactively focus on meaningful relationships, such as close friends and relatives. Intriguingly, social selectivity in older individuals may not be limited to humans....