Add Yahoo as a preferred source to see more of our stories on Google. A protective mucous cocoon surrounds this parrotfish as it sleeps in Australia's Great Barrier Reef. This layer of protection ...
The Chosun Ilbo on MSN
Fish sleep and activity reveal longevity clues
A study has found that observing how actively a fish moves in its youth and when it sleeps can help predict whether it will ...
Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...
Researchers have discovered that some fish -- unlike humans -- do not need orexin to stay awake. This molecule was thought to be necessary for normal wake and sleep rhythms in vertebrates. Humans ...
The Chosun Ilbo on MSN
Active fish with nightly sleep live longer, study finds
Like the movie *The Truman Show*, which depicts a person’s entire life being broadcast in real-time without their knowledge, there are fish recorded without a single moment missed from birth to death.
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