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Sleep in fish. Sleep can be defined in birds and mammals by eye closure and typical electrical patterns in the neocortex, but fish lack eyelids and a neocortex. Yet this oscar is behaviorally quiescent at night, lying unresponsive on the bottom with its eyes turned downward, and might be said to sleep. [1]
A circadian rhythm ( / sərˈkeɪdiən / ), or circadian cycle, is a natural oscillation that repeats roughly every 24 hours. Circadian rhythms can refer to any process that originates within an organism (i.e., endogenous) and responds to the environment (is entrained by the environment). Circadian rhythms are regulated by a circadian clock ...
The Train is the name given to a sound recorded on March 5, 1997, on the Equatorial Pacific Ocean autonomous hydrophone array. The sound rises to a quasi-steady frequency. According to the NOAA, the origin of the sound is most likely generated by a very large iceberg grounded in the Ross Sea, near Cape Adare. [10
Sleep can follow a physiological or behavioral definition. In the physiological sense, sleep is a state characterized by reversible unconsciousness, special brainwave patterns, sporadic eye movement, loss of muscle tone (possibly with some exceptions; see below regarding the sleep of birds and of aquatic mammals), and a compensatory increase following deprivation of the state, this last known ...
Even the steamiest days will feel breezy with smart buys like moisture-wicking bedding and portable fans — starting at just $23 at Wayfair.
Hypnagogia is the transitional state from wakefulness to sleep, also defined as the waning state of consciousness during the onset of sleep. Its opposite state is described as hypnopompia – the transitional state from sleep into wakefulness. Mental phenomena that may occur during this "threshold consciousness" phase include hypnagogic ...
Helen Frances MacLure, 1948. Children. Gordon, Dan Jr., Holly & Mary Jane. Awards. The Order of Canada, Walt Grealis Special Achievement Award at the Juno Awards, etc. Dan Gibson (January 19, 1922 in Montreal – March 18, 2006 in Toronto) was a Canadian photographer, cinematographer and sound recordist.
Wild Cut Salmon. Like olives, salmon is also high in fat which helps to "promote a more restful sleep," says Axe. It also contains melatonin and tryptophan, an amino acid which doubles as a sleep ...
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