Animal cooperation evolved because of its benefits to the cooperators. Pleometrosis in ants—the cooperation of queens to found a colony—benefits colony growth, but also incurs costs for some of the ...

Darwin's theory of fecundity selection was postulated in 1874 and, together with the principles of natural selection and sexual selection, remains a fundamental component of modern evolutionary theory ...

Fecundity is probably the most frequently studied fitness component in Drosophila. Nevertheless, currently used methods to measure fecundity are not well-suited for large-scale experiments, with many ...

Researchers from INRAE and Duke University have concluded that tree fecundity peaks or plateaus when trees reach adult size, and then begins to decline. Published on 17 August 2021 in Proceedings of ...

Amongst species of colonial snapping shrimp, the capacity for defense versus reproduction in queens varies with the level of cooperation, according to a new study. Amongst species of colonial snapping ...

A key concept in Darwin's theory of evolution which suggests nature favors larger females that can produce greater numbers of off-spring must be redefined according to scientists behind ...