How Do Chimpanzees Mourn Their Dead?
Humans have complex rituals associated with the death another human being. These rituals may be culturally dependent but it is also a characteristic trait for our entire species. Do our closest relatives have rituals related to the death of another chimpanzee? Do they understand what death is? Do they understand that life is finite? And perhaps most importantly, what can their reaction to death tell us about the evolution of our own behaviour re: death.
Full Article: How Do Chimpanzees Mourn Their Dead? on The Advanced Apes