Sexual Selection Flashcards
1
Q
What is sexual dimorphism?
A
Any trait that differs between males and females of the same species. Also called secondary sexual traits.
2
Q
What is monogamy?
A
One male, one female
3
Q
What is polygyny?
A
One male, two or more females
4
Q
What is polyandry?
A
One female, two or more males
5
Q
For many primate species, there is no sexual dimorphism. What type of mating system would you predict that they have?
A
Monogamy. Less fighting/competition, less extreme sexual dimorphism.
6
Q
Which mating system has the largest relative testes size?
A
Multifemale, multimale
