Whether fish sleep is an intriguing question, to the point of having inspired the
title of several popular science books. In birds and mammals, sleep is defined by
eye closure and the presence of ty...
Mar 9, 2014 ... The short answer is yes; most fish do sleep. ... Researchers monitored the sleep
patterns of normal Zebrafish and those that lacked a functional ...
Mar 4, 2008 ... They don't have eyelids to close, they sometimes do it during the day, they don't
show the characteristic brainwave patterns like REM sleep ...
Do Fish Sleep? Fish do sleep. Most fish don't have "eyelids". If the aquarium
lights are left on for twenty-four hours a day, the fish will not sleep. They will
Swhowing how fish sleep and how some are nocturnal. ... Perhaps they relax
their bodies and their skins, and the colours and patterns that then appear, are ...
According to Live Science, most fish species do sleep, although their sleep
cycles are different from human or mammalian sleep. Certain shoaling species
Oct 2, 2012 ... Scientists have found that most fish do sleep, and as with humans, they ... Then
they monitored the snooze patterns of normal zebrafish and ...
www.ask.com/youtube?q=Sleeping Habits of Fish&v=GemJIEO9AFw
Mar 16, 2012 ... My angelfish that I've had for three years has done this every night.
Oct 8, 2012 ... Deciding if a fish is asleep depends on many factors, one of which is the
definition of ... So, as far as brain-wave patterns go, fishes don't sleep.
www.howfishbehave.ca/pdf/sleep in fishes.pdf
“sleep”. Most sleep researchers, being focused on mammals, recognise sleep
when they see distinctive patterns of electrical activity of the brain. Fish, however