Primate behaviour

HideShow resource information
Define hierarchy
Exists were individuals have a place in order of importance within the group. Those higher up receive more food/food first and rights to access to mate.
1 of 8
Describe social organisation in gorillas
Live in stable groups of around 10. 1 dominant, mature male (silverback), female adults and offspring. Silverback protects members, searches for food and only male that mates with mature females.
2 of 8
What do the younger males and females do?
Leave group when they reach sexual maturity to live alone until mature enough to attract females. As younger females mature they either stay with group or join another.
3 of 8
Describe social behaviours in gorillas
Grooming is important activity. One individual picks parasites from others fur. Occurs between all members, reinforcing relationships.
4 of 8
Describe care of young
Role of mothers.Infants in constant care for 5 months,suckling at hourly intervals.At 12 months,infants go up to 5m from mother. Infant learns social skills to live independently.Learning takes place at 2, playing together+looking for food.
5 of 8
What does the silverback do with the young?
Important in development of young between 3 and 6 years. Protect from older males in group and in play to learn new skills.
6 of 8
Describe gorillas communication system
Variety of calls, grunts and displays to signal danger, to issue threats and in play fighting. Facial expressions important in terms of recognition of group members.
7 of 8
Advantages of social behaviour
Give birth to 1 or few infants at a time.Care+protection enhances survival rate of young.Young learn through observation/play.Learned behaviour is vital to survival.Large brain slows maturation.Knowledge of food shared,ability to detect predators.
8 of 8

Other cards in this set

Card 2

Front

Describe social organisation in gorillas

Back

Live in stable groups of around 10. 1 dominant, mature male (silverback), female adults and offspring. Silverback protects members, searches for food and only male that mates with mature females.

Card 3

Front

What do the younger males and females do?

Back

Preview of the front of card 3

Card 4

Front

Describe social behaviours in gorillas

Back

Preview of the front of card 4

Card 5

Front

Describe care of young

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar Biology resources:

See all Biology resources »See all Human, animal and plant behaviour resources »