Szerkesztő:Amire80/Sleep in non-human animals TEST TEST

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Sleep in fish is not edavaj kartoska xtensively studied.[1] Typically fish exhibit periods of inactivity but show no significant reactions to deprivation of this condition. Some species that always live in shoals or that swim continuously (because of a need for ram ventilation of the gills, for example) are suspected never to sleep.[2] There is also doubt about certain blind species that live in caves.[3] Other fish seem to sleep, however. For example, zebrafish,[4] tilapia,[5] tench,[6] brown bullhead,[7] and swell shark[8] become motionless and unresponsive at night (or by day, in the case of the swell shark); Spanish hogfish and blue-headed wrasse can even be lifted by hand all the way to the surface without evoking a response.[9] A 1961 observational study of approximately 200 species in European public aquaria reported many cases of apparent sleep.[10] On the other hand, sleep patterns are easily disrupted and may even disappear during periods of migration, spawning, and parental care.[11] [[Kategória:Zoológia]] [[Kategória:Alvás]]

  1. Reebs, S. (1992) Sleep, inactivity and circadian rhythms in fish. pp. 127–135 in: Ali, M.A. (ed.), Rhythms in Fish, New York: Plenum Press.
  2. Kavanau JL (1998. július 1.). „Vertebrates that never sleep: implications for sleep's basic function”. Brain Res. Bull. 46 (4), 269–79. o. DOI:10.1016/S0361-9230(98)00018-5. PMID 9671258.  
  3. Parzefall, J. (1993): Behavioural ecology of cave-dwelling fish; pp. 573–606 in: Pitcher, T.J. (ed.), The Behaviour of Teleost Fish; London: Chapman&Hall.
  4. (2001) „Melatonin promotes sleep-like state in zebrafish, Brain Research 903: 263–268. Yokogawa T, Marin W, Faraco J, Pézeron G, Appelbaum L, et al. (2007) Characterization of Sleep in Zebrafish and Insomnia in Hypocretin Receptor Mutants”. PLoS Biology 5 (10), e277. o. DOI:10.1371/journal.pbio.0050277.   and criticism and rebuttal, at PLoS Biology
  5. (1976) „Sleep in a schooling fish, Tilapia mossambica”. Physiology and Behavior 16 (5), 613–615. o. DOI:10.1016/0031-9384(76)90222-5.  
  6. (1967) „Étude polygraphique du cycle veille-sommeil d'un téléostéen (Tinca tinca)”. Comptes Rendus des Séances de la Société de Biologie 161, 2533–2537. o.  
  7. (1976) „Characteristics of the daily periodicity of wakefulness and rest in the brown bullhead (Ictalurus nebulosus)”. Journal of Evolutionary Biochemistry and Physiology 12, 305–309. o.  
  8. (1970) „Diel activity rhythms in the nocturnal, bottom-dwelling sharks Heterodontus francisci and Cephaloscyllium ventriosum”. Copeia 1970 (4), 732–739. o. DOI:10.2307/1442315.  
  9. Tauber, E.S., 1974, The phylogeny of sleep, pp. 133–172 in: Advances in sleep research, vol. 1 (E.D. Weitzman, ed.), Spectrum Publications, New York.
  10. (1961) „Über Ruhelagen von Fischen”. Zeitschrift für Tierpsychologie 18, 517–533. o. DOI:10.1111/j.1439-0310.1961.tb00240.x.  
  11. (2002) „Plasticity of diel and circadian activity rhythms in fish”. Reviews in Fish Biology and Fisheries 12 (4), 349–371. o. DOI:10.1023/a:1025371804611.