ANTH 1001 Chapter : Chapter 9 And Review
Document Summary
Intrasexual selection: differential mating success of males due to out-competing other males for access to females (male to male completion) > infanticide (gorillas), lactational amenorrhea, sperm competition. Leads to body size dimorphism, canine dimorphism, and. Coalitions: 2+ individuals working together to get something done > competition w others, altruistic, basis for matrilineal hierarchies male coalitions > temporary. Chimpanzees are the most studied non-human primate in terms of behavior > model for the earliest hominins > behaviors seen in chimps usually argued to have been present in lca (hunting, food sharing, social structures) Paleontology: the study of organisms in the past. Fossil: the preserved remains, impressions, or traces of past remains. Taphonomy: the study of what happens to an individual after death during fossilization, soft tissues typically decay while bone and other hard tissues become. Mineralized > either replaced or filled in with minerals. >life assemblage all the bones in the living community.
