Cooperative breeding Flashcards
1
Q
Inclusive fitness may explain some but not all benefits derived from helping behaviour in a cooperatively breeding bird
Author and date?
A
Kerr et al 2023
2
Q
What bird did they study?
A
Red-cockaded woodpecker
3
Q
What causes the birds to stay and become helpers?
A
When high quality breeding territories are limited
4
Q
What is the difference between the male and female offspring dispersal?
A
- Breeding position inherited via paternal line
- Females more likely to disperse as juviniles
- Males more likely to stay and help
5
Q
What effect did having helpers have on the breeder fitness?
A
Positive effect on 7 out of 8
6
Q
Females are more likely to be helpers at another unrelated brood, how does this compare with nests with male related helpers?
A
- Effects of helpers increased with relatedness
- Broods with male related helpers were more succesful than those with female unrelated helpers
