Defining torpor in free-ranging bats: Experimental evaluation of external temperature-sensitive radiotransmitters and the concept of active temperature

Journal of Comparative Physiology B: Biochemical, Systemic, and Environmental Physiology

Volumn 173, Issue 5, 2003, Pages 379-389

  Willis, C K R ^a   Brigham, R M ^a  

^a UNIVERSITY OF REGINA   (Canada)

Author keywords

Active temperature; Bats; Body temperature; Skin temperature; Torpor

Indexed keywords

ACCLIMATIZATION; ANIMAL; AROUSAL; ARTICLE; BAT; CANADA; COMPARATIVE STUDY; ENERGY METABOLISM; FLYING; PHYSIOLOGY; SKIN TEMPERATURE; TEMPERATURE; THERMOREGULATION;

ACCLIMATIZATION; ANIMALS; AROUSAL; BODY TEMPERATURE REGULATION; CHIROPTERA; ENERGY METABOLISM; FLIGHT, ANIMAL; SASKATCHEWAN; SKIN TEMPERATURE; TEMPERATURE;

EID: 0042071406     PISSN: 01741578     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00360-003-0343-y     Document Type: Article

References (40)

1. Aldridge HDJN, Brigham RM (1988) Load carrying and maneuverability in an insectivorous bat: a test of the 5% "rule" of radio telemetry. J Mammal 69:379-383
2. Audet D, Thomas DWT (1996) Evaluation of the accuracy of body temperature measurement using external radio transmitters. Can J Zool 74:1778-1781
3. Augee ML (1969) Temperature regulation and adrenal function in the echidna. Ph.D. Thesis. Department of Zoology, Monash University, Clayton Victoria, Australia
4. Austen GT, Bradley WG (1969) Additional responses of the poor-will to low temperatures. Auk 86:717-725
5. Barclay RMR, Kalcounis MC, Crampton LH, Stefan C, Vonhof MJ, Wilkinson L, Brigham RM (1996) Can external radiotransmitters be used to assess body temperature and torpor in bats. J Mammal 77:1102-1106
6. Barclay RMR, Lausen CL, Hollis L (2001) What's hot and what's not: defining torpor in free-ranging birds and mammals. Can J Zool 79:1885-1890
7. Barnes BM (1989) Freeze avoidance in a mammal: body temperatures below 0°C in an arctic hibernator. Science 241:1521-1616
8. Bartholomew GA, Dawson WR, Lasiewski RC (1970) Thermoregulation and heterothermy in some of the smaller flying foxes (Megachiroptera) of New Guinea. Z Vgl Physiol 70:196-209
9. Bradley WG, O'Farrell MJ (1969) Temperature relationships in the Western Pipistrelle, (Pipistrellus hesperus). In: Hoff CC, Riedesel ML (eds). Physiological systems in semiarid environments. University of New Mexico Press, Albequerque, New Mexico, pp 85-96
10. Brigham RM (1992) Daily torpor in a free-ranging goatsucker, the common poorwill (Phaelaenoptilus nuttallii). Physiol Zool 65:457-472
11. Brigham RM, Körtner G, Geiser F (2000) Seasonal use of torpor by free-ranging Australian owlet nightjars. Physiol Biochem Zool 73:613-620
12. Choi I, Cho Y, Oh YK, Jung N-P, Shin H-C (1998) Behaviour and muscle performance in heterothermic bats. Physiol Zool 71:257-266
13. Chruszcz BJ, Barclay RMR (2002) Thermoregulatory ecology of a solitary bat, Myotis evotis, roosting in rock crevices. Funct Ecol 16:18-26
14. The Commission for Thermal Physiology of the International Union of Physiological Sciences (2001) Glossary of terms for thermal physiology. Jap J Physiol 51:245-280
15. Eckert R, Randall D, Augustine G (1988) Animal physiology: mechanisms and adaptations. WH Freeman, New York
16. Fons R, Sender S, Peters T, Jürgens D (1997) Rates of rewarming, heart and respiratory rates and their significance for oxygen transport during arousal from torpor in the smallest mammal, the etruscan shrew, Suncus etruscus. J Exp Biol 200:1451-1458
17. Geiser F, Baudinette RV (1990) The relationship between body mass and rate of rewarming from hibernation and daily torpor in mammals. J Exp Biol 151:349-359
18. Geiser F, Brigham RM (2000) Torpor, thermal biology, and energetics in Australian long-eared bats (Nyctophilus). J Comp Physiol B 170:153-162
19. Geiser F, Ferguson C (2001) Intraspecific differences in behaviour and physiology: effects of captive breeding on patterns of torpor in feathertail gliders. J Comp Physiol B 171:569-576
20. Geiser F, Ruf T (1995) Hibernation vs. daily torpor in mammals and birds: physiological variables and classification of torpor patterns. Physiol Zool 68:935-966
21. Geiser F, Coburn DK, Körtner G (1996) Thermoregulation, energy metabolism, and torpor in blossom-bats, Syconycteris australis (Megachiroptera). J Zool (Lond) 239:583-590
22. Geiser F, Holloway JC, Körtner G, Maddocks TA, Turbill C, Brigham RM (2000) Do patterns of torpor differ between free-ranging and captive mammals and birds? In: Heldmaier G, Klingenspor M (eds) Life in the Cold. Proceedings of the 11th International Hibernation Symposium, 13-18 August 2000, Jungolz Austria. Springer, Berlin Heidelberg New York, pp 95-102
23. Genoud M (1993) Temperature regulation in subtropical tree bats. Comp Biochem Physiol A 104:321-331
24. Hamilton IM, Barclay RMR (1994) Patterns of daily torpor and day roost selection by male and female big brown bats (Eptesicus fuscus). Can J Zool 72:744-749
25. Hickey MBC, Fenton MB (1996) Behavioural and thermoregulatory responses of female hoary bats, Lasiurus cinereus (Chiroptera: Vespertilionidae), to variations in prey availability. Ecoscience 3:414-422
26. Kalcounis MC, Brigham RM (1998) Secondary use of aspen cavities by tree-roosting big brown bats. J Wildlife Manage 62:603-611
27. Kunz TH (1982) Roosting ecology. In: Kunz TH (ed) Ecology of bats. Plenum, New York, pp 151-200
28. Lausen CL (2001) Thermoregulation and roost selection by reproductive female big brown bats (Eptesicus fuscus) roosting in rock crevices in the South Saskatchewan River Valley, Alberta. Abstracts of the 31st Annual North American Symposium on Bat research, Victoria, BC Canada, 24-27 October 2001
29. Lausen CL, Barclay RMR (2003) Thermoregulation and roost selection by reproductive female big brown bats (Epesicus fuscus) roosting in rock crevices. J Zool (Lond) (in press)
30. Ortmann S, Shmid J, Ganzhorn JU, Heldmaier G (1996) Body temperature and torpor in a Malagasy small primate, the mouse Lemur. In: Geiser F, Hurlbert AJ, Nicol SC (eds) Adaptations to the Cold. Tenth International Hibernation Symposium. University of New England Press, Armidale Australia, pp 55-61
31. Saarela S, Keith JS, Hohtola AE, Trayhurn P (1991) Is the mammalian brown fat specific mitochondrial uncoupling protein present in adipose tissue of birds? Comp Biochem Physiol B 100:45-50
32. Sauchyn DJ (1993) Quaternary and late tertiary landscape evolution in the western Cypress Hills. In: Sauchyn DJ (ed) Quaternary and late tertiary landscapes of Southwestern Saskatchewan and adjacent areas. Canadian Plains Research Centre, Regina Canada
33. Schmid J (1996) Oxygen consumption and torpor in mouse lemurs (Microcebus murinus and M. myoxinus): preliminary results of a study in western Madagascar. In: Geiser F, Hurlbert AJ, Nicol SC (eds) Adaptations to the Cold. Tenth International Hibernation Symposium. University of New England Press, Armidale Australia, pp 47-54
34. Stone GN, Purvis A (1992) Warm-up rates during arousal from torpor in heterothermic mammals: physiological correlates and a comparison with heterothermic insects. J Comp Physiol B 162:284-295
35. Studier EH (1981) Energetic advances of slight drops in body temperature in little brown bats, Myotis lucifugus. Comp Biochem Physiol A 70:537-540
36. Wang LCH (1989) Ecological, physiological and biochemical aspects of torpor in mammals and birds. In: Wang LCH (ed) Advances in comparative and environmental physiology. Springer, Berlin Heidelberg New York, pp 361-401
37. Wang LCH, Wolowyk MW (1988) Torpor in mammals and birds. Can J Zool 66:133-137
38. Willis CKR (2003) Daily heterothermy by temperate bats using natural roosts. In: Akbar Z, McCracken GF, Kunz TH (eds) Functional and evolutionary ecology of bats. Proceedings of the 12th International Bat Research Conference. Oxford University Press, New York (In press)
39. Willis CKR, Kolar KA, Karst AL, Kalcounis-Rueppell MC, Brigham RM (2003) Medium- and long-term reuse of trembling aspen cavities as roosts by big brown bats (Eptesicus fuscus). Acta Chiropterol (In press)
40. Zar JH (1999) Biostatistical analysis. Prentice Hall, New Jersey