Week 5 + 6 Flashcards
1
Q
What are some benefits to living in a group?
A
- lower predation risk
- improved foraging success
- thermoregulation
- more reproductive opportunities
- aero/hydrodynamic advantage (i.e bird/fish swimming)
2
Q
What are some costs to living in a group?
A
- increased competition
- increased risk of parasites
- higher detectability by predators
- risk of resource depletion
3
Q
How do groups hinder predation?
A
- increased vigilance
- predator confusion (i.e zebras)
- communal defense
- predator swamping
4
Q
What does the ideal free model assume?
A
individuals can move freely between resources at their own will, and are not excluded by competition to reach these sites
5
Q
what does the ideal despotic model assume?
A
individuals are unequal, and those that establish territories in the rich habitat will fill the space and cause newcomers to fill the poorer habitat or go somewhere entirely different
