Articles on Convergent evolution

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Crickets on the Hawaiian islands of Oahu (pictured) and Kalau have evolved to keep quiet. Trey Ratcliff/Flickr

Sound of silence: crickets rapidly evolved to hide from deadly flies

Crickets are nothing if not noisy, but populations on two Hawaiian islands have embraced silence by rapidly losing sound-producing…
Tinamous are the closest living relatives of the flightless ratites. Brian Gratwicke/Flickr

Study explores evolution of flightless birds

Ratites – a group of flightless birds including the emu, ostrich and extinct moa – were long believed to have evolved from…

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