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In three bursts of adaptive change, one species of cichlid fish in Lake Tanganyika gave rise to hundreds.
The physicist Jeff Gore tests theories about microbe communities experimentally and finds new rules governing ecological stability.
Studies of collective behavior usually focus on how crowds of organisms coordinate their actions. But what if the individuals that don’t participate have just as much to tell us?
To stay healthy, humans and some other animals rely on a complex community of bacteria in their guts. But research is starting to show that those partnerships might be more the exception than the rule.
Recent findings add weight to the evidence that the intransitive competitions between species enrich the diversity of nature.
In evolution, context is everything: Bacteria with neighbors evolve to rebuff viruses in a different way.
Researchers struggle to incorporate ongoing evolutionary discoveries into an animal classification scheme older than Darwin.