How one gene determines the fate of a food web (Ep 89)
Big Biology
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Introduction
Keystone species are those whose presence or absence have disproportionately large effects on their communities. The idea was first developed by marine ecologist Bob Payne just after he started his first job at the University of Washington in the mid-1960s. Pysaster is a true intertidal nightmare, killing and eating many different kinds of invertebrates including snails, lipids, and chitins. But can entities at other levels of biological organization not just at the level of species also be keystones? On the show today we talk with Dr. Matt Barber, a postdoc from the University of Zurich who will soon be starting his own lab at the Universityof Sherbrooke in Quebec.
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