6) Social Organization Flashcards
Definition ?
Structure of relationships within a group
- resources
- activities
What is the value of social organization ?
1) avoid being attacked by predators
2) find mates
3) protect resources
4) regulate population size
5) find food by hunting collectively
6) divide labor among individuals
Herds as predator avoiding
- safety is increased ;
1) many eyes and ears
2) Can mob the predator
3) members of the flock protect those who are vulnerable
4) during migration the inexperienced are give guidance and protection
Dilution effect ?
The greater number of individuals = greater survival chances
Confusion and distraction effect ?
As a predator tries to single out its prey, the herd scatters in all directions to confuse the prey
Packs as a successful hunting strategy ?
Wild dogs
1) detect their prey by sight and sound
2) immobilize the prey (tail and upper lip and body)
3) dogs left in the den get regurgitated food
Animals with a dominant breeding pair ?
- Dominant male and female pair
- male remains with pack
- females leave the pack
1) dominant pair = pack under control
2) the whole group raises the pups and care for old and sick
3) subordinates benefit too
Division of tasks among castes ?
- Eusocial
- bees , termites and mole rats
1) Queen
2) Workers