New species can arise in as little as 6,000 years, according to a study of Australian sea stars.
“That’s unbelievably fast compared to most organisms,” says Rick Grosberg, professor of evolution and ecology at the University of California, Davis, who studied two closely related “cushion stars,” with very, very different sex lives.
Full story at Futurity.
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Photo credit: Jon Puritz/University of Hawaii at Manoa