Sleeping with fishes: Australian scientists discover some sharks do need their shut-eye
by Donna Lu from World news | The Guardian on (#5WXZC)
Anecdotal evidence from scuba divers of draughtsboard sharks sleeping backed up by researchers
Scientific evidence of sharks sleeping has been documented in Australia for the first time.
A team of scientists has observed sleep in draughtsboard sharks, a bottom-dwelling species endemic to Australia, by analysing the animals' metabolism and posture.
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