How to spend the summer? Free-living dormice ( Glis glis ) can hibernate for 11 months in non-reproductive years

Verfasser / Beitragende:
[Franz Hoelzl, Claudia Bieber, Jessica Cornils, Hanno Gerritsmann, Gabrielle Stalder, Chris Walzer, Thomas Ruf]
Ort, Verlag, Jahr:
2015
Enthalten in:
Journal of Comparative Physiology B, 185/8(2015-12-01), 931-939
Format:
Artikel (online)
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024 7 0 |a 10.1007/s00360-015-0929-1  |2 doi 
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245 0 0 |a How to spend the summer? Free-living dormice ( Glis glis ) can hibernate for 11 months in non-reproductive years  |h [Elektronische Daten]  |c [Franz Hoelzl, Claudia Bieber, Jessica Cornils, Hanno Gerritsmann, Gabrielle Stalder, Chris Walzer, Thomas Ruf] 
520 3 |a Edible dormice are arboreal rodents adapted to yearly fluctuations in seed production of European beech, a major food source for this species. In years of low beech seed abundance, dormice skip reproduction and non-reproductive dormice fed ad libitum in captivity can display summer dormancy in addition to winter hibernation. To test whether summer dormancy, that is, a very early onset of hibernation, actually occurs in free-living dormice, we monitored core body temperature (T b) over~12months in 17 animals during a year of beech seeding failure in the Vienna Woods. We found that 8 out of 17 dormice indeed re-entered hibernation as early as in June/July, with five of them having extreme hibernation durations of 11months or more (total range: 7.8-11.4months). Thus, we show for the first time that a free-living mammal relying on natural food resources can continuously hibernate for>11months. Early onset of hibernation was associated with high body mass in the spring, but the distribution of hibernation onset was bimodal with prolonged hibernation starting either early (prior to July 28) or late (after August 30). This could not be explained by differences in body mass alone. Animals with a late hibernation onset continued to maintain high nocturnal T b's throughout summer but used short, shallow torpor bouts (mean duration 7.44±0.9h), as well as occasional multiday torpor for up to 161h. 
540 |a The Author(s), 2015 
690 7 |a Summer dormancy  |2 nationallicence 
690 7 |a Torpor  |2 nationallicence 
690 7 |a Reproduction  |2 nationallicence 
690 7 |a Seasonality  |2 nationallicence 
690 7 |a Foraging  |2 nationallicence 
690 7 |a Body mass  |2 nationallicence 
700 1 |a Hoelzl  |D Franz  |u Department of Integrative Biology and Evolution, University of Veterinary Medicine, Vienna, Savoyenstraße 1, 1160, Vienna, Austria  |4 aut 
700 1 |a Bieber  |D Claudia  |u Department of Integrative Biology and Evolution, University of Veterinary Medicine, Vienna, Savoyenstraße 1, 1160, Vienna, Austria  |4 aut 
700 1 |a Cornils  |D Jessica  |u Department of Integrative Biology and Evolution, University of Veterinary Medicine, Vienna, Savoyenstraße 1, 1160, Vienna, Austria  |4 aut 
700 1 |a Gerritsmann  |D Hanno  |u Department of Integrative Biology and Evolution, University of Veterinary Medicine, Vienna, Savoyenstraße 1, 1160, Vienna, Austria  |4 aut 
700 1 |a Stalder  |D Gabrielle  |u Department of Integrative Biology and Evolution, University of Veterinary Medicine, Vienna, Savoyenstraße 1, 1160, Vienna, Austria  |4 aut 
700 1 |a Walzer  |D Chris  |u Department of Integrative Biology and Evolution, University of Veterinary Medicine, Vienna, Savoyenstraße 1, 1160, Vienna, Austria  |4 aut 
700 1 |a Ruf  |D Thomas  |u Department of Integrative Biology and Evolution, University of Veterinary Medicine, Vienna, Savoyenstraße 1, 1160, Vienna, Austria  |4 aut 
773 0 |t Journal of Comparative Physiology B  |d Springer Berlin Heidelberg  |g 185/8(2015-12-01), 931-939  |x 0174-1578  |q 185:8<931  |1 2015  |2 185  |o 360 
856 4 0 |u https://doi.org/10.1007/s00360-015-0929-1  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
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950 |B NATIONALLICENCE  |P 700  |E 1-  |a Hoelzl  |D Franz  |u Department of Integrative Biology and Evolution, University of Veterinary Medicine, Vienna, Savoyenstraße 1, 1160, Vienna, Austria  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Bieber  |D Claudia  |u Department of Integrative Biology and Evolution, University of Veterinary Medicine, Vienna, Savoyenstraße 1, 1160, Vienna, Austria  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Cornils  |D Jessica  |u Department of Integrative Biology and Evolution, University of Veterinary Medicine, Vienna, Savoyenstraße 1, 1160, Vienna, Austria  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Gerritsmann  |D Hanno  |u Department of Integrative Biology and Evolution, University of Veterinary Medicine, Vienna, Savoyenstraße 1, 1160, Vienna, Austria  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Stalder  |D Gabrielle  |u Department of Integrative Biology and Evolution, University of Veterinary Medicine, Vienna, Savoyenstraße 1, 1160, Vienna, Austria  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Walzer  |D Chris  |u Department of Integrative Biology and Evolution, University of Veterinary Medicine, Vienna, Savoyenstraße 1, 1160, Vienna, Austria  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Ruf  |D Thomas  |u Department of Integrative Biology and Evolution, University of Veterinary Medicine, Vienna, Savoyenstraße 1, 1160, Vienna, Austria  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Journal of Comparative Physiology B  |d Springer Berlin Heidelberg  |g 185/8(2015-12-01), 931-939  |x 0174-1578  |q 185:8<931  |1 2015  |2 185  |o 360