Australasian Science: Australia's authority on science since 1938

Raising the Kids: Do You Need Good Genes or Good Friends?

Dolphin mother and calf

Females who have successful relatives and successful “friends” are much better at producing calves.

By Bill Sherwin

Genetic and social influences on reproduction have never before been studied together in one wild species, but a new study of dolphins shows that not only do genetic and social effects both matter, but they interact synergistically.

Bill Sherwin is an Associate Professor in the Evolution and Ecology Research Centre of the School of Biological Earth and Environmental Science, University of New South Wales.

To view this article subscribe or purchase a yearly pass here.