Tiny worlds reveal fundamental drivers of abundance, diversity

The natural world is astonishingly complex. After centuries of study, scientists still have much to learn about how all the species in an ecosystem coexist, for example. New research on microbial communities published in ...

Mapping marine megafauna on the high seas

A Western Australian scientist has compiled the largest global dataset ever on the travel habits of large marine animals. The collaboration involves hundreds of researchers from around the world and catalogs the migrations ...

Study tracks genomic changes that reinforce darter speciation

When they share habitat, orangethroat and rainbow darters tend to avoid one another, even though they are closely related and can produce "hybrid" offspring. The males compete with males of their own species and will almost ...

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