Parental investment theory states that the males of a species will be larger if their parental investment is low because
A)males would undertake more survival responsibilities
B)larger size would make males more desirable mating partners for females
C)males would be less active in interaction with off-spring
D)larger size would give males an advantage for male-male competition

Question

Quizplus · Accepted Answer

Larger size in males provides an advantage in male-male competition, which is important when males have low parental investment and compete for access to females.

Parental Investment Theory States That the Males of a Species