Researchers have discovered that baboons walk in lines, not for safety or strategy, but simply to stay close to their friends.
Animal abduction: Biologists documented five male capuchin monkeys carrying at least eleven different infant howler monkeys -- a behavior never before seen in wild primates. Rise...
Sumatran orangutan mothers differ from one another in how they behave with and take care of their infants and how flexibly they adjust their mothering behaviors...
Macaque mothers experience a short period of physical restlessness after the death of an infant, but do not show typical human signs of grief, such as...
A new study has found that the world's finest yodellers aren't from Austria or Switzerland, but the rainforests of Latin America. The research provides significant new...