Bat Echolocation May Have Evolved Multiple Times

Bats' ability to echolocate may have evolved more than once, according to research published this week by Queen Mary, University of London scientists. Species of bat with the ability to echolocate do not all group together in the evolutionary tree of life - some are more related to their non-echolocating cousins, the fruit bats. This has raised the question of whether echolocation in bats has evolved more than once, or whether the fruit bats somehow lost their ability to echolocate. Read More...

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