Dormancy

Dormancy or torpor is a widely-recognized behavioral and physiological state of bothanimals and plants that generally indicates inactivity and reduced metabolic rate. It caninvolve very different physiological states in response to a variety of environmentalstimuli, including temperature, water, or...

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Main Authors: Withers, P. C., Cooper, Christine
Format: Book Chapter
Published: Elsevier 2008
Subjects:
Online Access:http://hdl.handle.net/20.500.11937/28900
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author Withers, P. C.
Cooper, Christine
author_facet Withers, P. C.
Cooper, Christine
author_sort Withers, P. C.
building Curtin Institutional Repository
collection Online Access
description Dormancy or torpor is a widely-recognized behavioral and physiological state of bothanimals and plants that generally indicates inactivity and reduced metabolic rate. It caninvolve very different physiological states in response to a variety of environmentalstimuli, including temperature, water, or food. It can last < 1 day, may occur for a fewconsecutive days, or may last an entire season or even many years. Torpor involvesphysiological changes related especially to body temperature, metabolism and waterbalance. Hibernation is when an organism spends the winter in a state of dormancy; it islong-term multi-day torpor for survival of cold conditions. Estivation is summer dormancy, for survival of hot and dry periods. The general roles of torpor, hibernation or estivation are avoidance of unfavorable or lethal short- or long-term (seasonal) climatic conditions and conservation of energy during this period of inactivity. Seasonaldormancy allows species to exploit ephemeral environments and colonize habitats that would otherwise be unsuitable for growth or survival at certain times of the year. Thereare costs to dormancy and torpor, but the advantages contribute to the fitness of individuals and species that use it.
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spelling curtin-20.500.11937-289002018-10-03T07:29:56Z Dormancy Withers, P. C. Cooper, Christine Metabolic depression Endotherm Estivation Arousal Torpor Circannual Dormancy Diapause Circadian Q10 Ectotherm Hibernation Cryobiosis Dormancy or torpor is a widely-recognized behavioral and physiological state of bothanimals and plants that generally indicates inactivity and reduced metabolic rate. It caninvolve very different physiological states in response to a variety of environmentalstimuli, including temperature, water, or food. It can last < 1 day, may occur for a fewconsecutive days, or may last an entire season or even many years. Torpor involvesphysiological changes related especially to body temperature, metabolism and waterbalance. Hibernation is when an organism spends the winter in a state of dormancy; it islong-term multi-day torpor for survival of cold conditions. Estivation is summer dormancy, for survival of hot and dry periods. The general roles of torpor, hibernation or estivation are avoidance of unfavorable or lethal short- or long-term (seasonal) climatic conditions and conservation of energy during this period of inactivity. Seasonaldormancy allows species to exploit ephemeral environments and colonize habitats that would otherwise be unsuitable for growth or survival at certain times of the year. Thereare costs to dormancy and torpor, but the advantages contribute to the fitness of individuals and species that use it. 2008 Book Chapter http://hdl.handle.net/20.500.11937/28900 10.1016/B978-008045405-4.00503-6 Elsevier fulltext
spellingShingle Metabolic depression
Endotherm
Estivation
Arousal
Torpor
Circannual
Dormancy
Diapause
Circadian
Q10
Ectotherm
Hibernation
Cryobiosis
Withers, P. C.
Cooper, Christine
Dormancy
title Dormancy
title_full Dormancy
title_fullStr Dormancy
title_full_unstemmed Dormancy
title_short Dormancy
title_sort dormancy
topic Metabolic depression
Endotherm
Estivation
Arousal
Torpor
Circannual
Dormancy
Diapause
Circadian
Q10
Ectotherm
Hibernation
Cryobiosis
url http://hdl.handle.net/20.500.11937/28900