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Keywords: heterothermy
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Journal Articles
J Exp Biol (2021) 224 (3): jeb141309.
Published: 3 February 2021
... . 10.1093/conphys/coz064 Boyles , J. G. and Warne , R. W. ( 2013 ). A novel framework for predicting the use of facultative heterothermy by endotherms . J. Theor. Biol. 336 , 242 - 245 . 10.1016/j.jtbi.2013.08.010 Boyles , J. G. , Thompson , A. B. , McKechnie , A. E...
Journal Articles
J Exp Biol (2021) 224 (1): jeb237743.
Published: 12 January 2021
... conditions. Body temperature Development Endothermy Heterothermy Life history Poultry Thermoregulation Highlighted Article: Precocial birds incubated at low temperature take longer to develop cold tolerance, with possible costs for energy acquisition in early life. © 2021...
Journal Articles
J Exp Biol (2020) 223 (21): jeb231761.
Published: 3 November 2020
... novaehollandiae) . Respir. Physiol. Neurobiol.   155 , 286 - 292 . 10.1016/j.resp.2006.06.001 Eichhorn , G. , Groscolas , R. , Le Glaunec , G. , Parisel , C. , Arnold , L. , Medina , P. and Handrich , Y. ( 2011 ). Heterothermy in growing king penguins . Nat. Commun.   2...
Includes: Supplementary data
Journal Articles
J Exp Biol (2020) 223 (8): jeb214825.
Published: 22 April 2020
... mass. Vespertilio murinus Energetic trade-off Body condition Spermatogenesis Heterothermy Living in seasonal, often unpredictable environments is challenging for many animals. The optimization of assimilated energy allocation among competing life-history traits is central...
Includes: Supplementary data
Journal Articles
J Exp Biol (2020) 223 (8): jeb220046.
Published: 20 April 2020
... that wild and captive great tits reduce temperature of the bill in response to food restriction. Thermoregulation Thermoneutral zone Heterothermy Thermal imaging Winter Winter in seasonal habitats is often challenging for small endotherms as severe weather increases thermoregulatory costs...
Journal Articles
J Exp Biol (2020) 223 (6): jeb211912.
Published: 23 March 2020
... to cause a trade-off between energy conservation and recovery. Healing Heterothermy Histology Lipid profiles Myotis lucifugus Wildlife disease Mean body mass at capture was 7.1±0.08 g and declined to 5.7±0.09 g during the 2 days of transport to the University of Winnipeg. However...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (6): jeb196691.
Published: 21 March 2019
... by migratory bats during daytime roosting at stopovers is independent of ambient temperature as a result of facultative adjustment of torpor. Chiroptera Heterothermy Energy budget Thermoregulation Behavioural and physiological differences among species can lead to divergent migration patterns...
Journal Articles
J Exp Biol (2018) 221 (1): jeb171124.
Published: 10 January 2018
... to cold, particularly in Arctic birds. Here, we have studied the potential use of local heterothermy (i.e. tissue cooling that can contribute to significantly lower heat loss rate) in Svalbard ptarmigan ( Lagopus muta hyperborea ) – the world's northernmost land bird. We exposed birds kept under simulated...
Includes: Supplementary data
Journal Articles
J Exp Biol (2017) 220 (13): 2380–2386.
Published: 1 July 2017
... prone to using facultative heterothermy than generalists. We tested this hypothesis at the intraspecific level using male laboratory mice (C57BL/cmdb) fasted under different thermal conditions (20 and 10°C) and for different time periods (12–48 h). We predicted that variability of body temperature ( T b...
Journal Articles
J Exp Biol (2017) 220 (2): 220–226.
Published: 15 January 2017
... in response to a combination of fire cues (food restriction, smoke and a charcoal/ash substrate), indicating a previously unrecognised regulatory mechanism for thermal biology in mammals. Activity Behaviour Fire Heterothermy Mammal Physiology The physiological and behavioural responses...
Journal Articles
J Exp Biol (2015) 218 (18): 2961–2969.
Published: 1 September 2015
... Circadian variation Dose dependence Heterothermy LPS Sickness behaviour Taeniopygia guttata Zebra finch Fever, a closely regulated increase in the body's set-point temperature in response to infection, is an evolutionarily conserved defence mechanism ( Kluger et al., 1998 ; Blatteis, 2003...
Includes: Supplementary data
Journal Articles
J Exp Biol (2011) 214 (11): 1813–1820.
Published: 1 June 2011
.... This effect correlated better with the time of the year than with proximate thermal stressors, suggesting that either season itself or some factor correlated with season, such as food availability, caused the change. Water saving has been proposed as a selective advantage of heterothermy in other large...
Journal Articles
J Exp Biol (2011) 214 (3): 469–475.
Published: 1 February 2011
... rate . J. Exp. Biol. 208 , 1161 - 1173 . Zar J. H. ( 1984 ). Biostatistical Analysis . Englewood Cliffs N.J. : Prentice-Hall . * Author for correspondence ( jnieh@ucsd.edu ) 21 10 2010 © 2011. 2011 thermoregulation heterothermy foraging waggle dance...
Journal Articles
J Exp Biol (2009) 212 (19): 3068–3075.
Published: 1 October 2009
...Michał S. Wojciechowski; Berry Pinshow SUMMARY For small endothermic animals, heterothermy serves as an energy-saving mechanism for survival in challenging environments, but it may also accelerate fat accumulation in individuals preparing for fuel-demanding activities. This is the first study...
Journal Articles
J Exp Biol (2009) 212 (12): 1801–1810.
Published: 15 June 2009
...Danielle L. Levesque; Glenn J. Tattersall SUMMARY Mammalian heterotherms are known to be more tolerant of low oxygen levels than homeotherms. However, heterotherms demonstrate extreme seasonality in daily heterothermy and torpor expression. Because hypoxia depresses body temperature ( T b...
Journal Articles
J Exp Biol (2006) 209 (8): 1421–1429.
Published: 15 April 2006
...Stéphane Ostrowski; Joseph B. Williams SUMMARY To test whether free-living desert ungulates employ heterothermy to reduce water loss, we measured core body temperature ( T b ) of six free-living Arabian sand gazelles ( Gazella subgutturosa marica ), a small desert antelope (12–20 kg) that lives...
Journal Articles
J Exp Biol (2004) 207 (1): 41–46.
Published: 1 January 2004
.... * Author for correspondence (e-mail: wooden@asu.edu ) 23 9 2003 © The Company of Biologists Limited 2004 2004 body temperature thermoregulation heterothermy locomotor capacity sprint speed limb cycling frequency force production round-tailed ground squirrel Spermophilus...
Journal Articles
J Exp Biol (2003) 206 (9): 1471–1478.
Published: 1 May 2003
...Stéphane Ostrowski; Joseph B. Williams; Khairi Ismael SUMMARY To test the idea that large, free-living, desert ungulates use heterothermy to reduce water loss, we measured core body temperature( T b ) of six free-ranging, adult Arabian oryx ( Oryx leucoryx ) during 2 years in the arid desert...
Journal Articles
J Exp Biol (2002) 205 (15): 2251–2266.
Published: 1 August 2002
... features including the structure of their swimming muscles and some form of regional endothermy,termed heterothermy. These heterothermies fall into two classes: those that maintain elevated temperatures in swimming muscles and those that have muscle-derived tissues specialized for delivering warm blood...
Journal Articles
J Exp Biol (2002) 205 (14): 2099–2105.
Published: 15 July 2002
... the maximum body temperature was 0.80 W(25 %) at 10 °C, 0.71 W (33 %) at 20 °C and 0.40 W (47 %) at 30°C. This study demonstrates in several ways the ability of this species to adjust energy expenditure through heterothermy. * e-mail: wooden@asu.edu 25 4 2002 © The Company of Biologists...