In a bird population in which all pairs lay two eggs and no mutations occur to increase clutch size, selfish individuals that laid more eggs could still immigrate from other areas.

Question

Quizplus · Accepted Answer

Even without mutations increasing clutch size within the population, selfish individuals that lay more eggs could still immigrate from other areas, introducing the trait of larger clutch sizes into the population.

In a Bird Population in Which All Pairs Lay Two