You are observing a new species from the Amazon rain forest. It would appear that the females spend more time looking after the offspring than the males. According to Trivers' theory regarding mating systems, the females are higher in
A)dominance
B)parental investment
C)kin selection
D)altruism
E)dual choice

Question

Quizplus · Accepted Answer

According to Trivers' theory, the sex that invests more in the offspring (in this case, the females) is considered to have a higher parental investment. This theory suggests that the sex with the higher parental investment will be more selective in mating, while the other sex competes for access to the high-investing sex.

You Are Observing a New Species from the Amazon Rain