Mole-rats from higher altitudes have greater thermoregulatory capabilities

Physiology and Behavior

Volumn 89, Issue 5, 2006, Pages 750-754

  Broekman, Marna ^a   Bennett, Nigel C ^a   Jackson, Craig R ^a   Scantlebury, Michael ^a  

^a UNIVERSITY OF PRETORIA   (South Africa)

Author keywords

Altitude; Mole rat; Non shivering thermogenesis; Resting metabolic rate; Thermal conductance; Thermoregulation

Indexed keywords

CARBON DIOXIDE; OXYGEN;

ADAPTATION; ALLOMETRY; ALTITUDE; ANIMAL EXPERIMENT; ARTICLE; COLD; CONTROLLED STUDY; LOW TEMPERATURE; MAMMAL; METABOLIC RATE; MICROENVIRONMENT; MOLE RAT; MORPHOLOGY; NONHUMAN; NONSHIVERING THERMOGENESIS; PRESSURE; PRIORITY JOURNAL; RAT; RESTING METABOLIC RATE; THERMAL CONDUCTIVITY; THERMOREGULATION;

EID: 33845401176     PISSN: 00319384     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.physbeh.2006.08.023     Document Type: Article

References (39)

1. Heldmaier G. Cold adaptive changes of heat production in mammals. In: Smith R.E. (Ed). Proceedings of environmental physiology (1972), Federation of the American Society of Experimental Biology. Bathesda, MD 79-81
2. Jansky L. Nonshivering thermogenesis and its thermoregulatory significance. Biol Rev 48 (1973) 85-132
3. Schmidt-Nielsen K. Animal physiology. Adaptation and environment. Fifth edition (1997), Cambridge University Press, Cambridge UK
4. Soriano J., Ruiz A., and Arends A. Physiological responses to ambient temperature manipulation by three species of bats from Andean cloud forests. J Mammal 83 (2002) 445-457
5. Hammond K.A., Roth J., Janes D.N., and Dohm M.R. Morphological and physiological responses to altitude in deer mice Peromyscus maniculatus. Physiol Biochem Zool 72 (1999) 613-622
6. Bennett N.C., Jarvis J.U.M., and Davies K.C. Daily and seasonal temperatures in the burrows of African rodent moles. S Afr J Zool 23 (1988) 189-195
7. Roper T.J., Bennett N.C., Conradt L., and Molteno A.J. Environmental conditions in burrows of two species of African mole-rat, Georychus capensis and Cryptomys damarensis. J Zool Lond 254 (2001) 101-107
8. Widmer H.R., Hoppeler H., Nevo E., Taylor C.R., and Weobel E.R. Working underground: respiratory adaptations in the blind mole-rat. Proc Natl Acad Sci U S A 94 (1997) 2062-2067
9. Maina J.N., Gebreegziabher Y., Woodley R., and Buffenstein R. Effects of change in environmental temperature and natural shifts in carbon dioxide and oxygen concentrations in the lungs of naked mole-rats (Hetercephalus glaber): a morphological and morphometric study. J Zool Lond 253 (2001) 371-382
10. Weber R.E. Hemoglobin adaptations to hypoxia and altitude-the phylogenetic perspective. In: Sutton J.R., Houston C.S., and Coates G. (Eds). Hypoxia and the brain (Proceedings of the 9th International Hypoxia Symposium, Lake Louise, Canada) (1995), Queen City Printers, Burlington, Vermont, USA 31-44
11. Avivi A., Shams I., Joel A., Lache O., Levy A.P., and Nevo E. Increased blood vessel density provides the mole rat physiological tolerance to its hypoxic subterranean habits. FASEB J 19 (2005) 1314-1316
12. Lovegrove B.G. Thermoregulation in the subterranean rodent Georychus capensis (Rodentia: Bathyergidae). Physiol Zool 60 (1987) 174-180
13. Monge C., and Leon-Velarde F. Physiological adaptation to high altitude: oxygen transport in mammals and birds. Physiol Rev 71 (1991) 1135-1172
14. Nespolo R.F., Bacigalupe L.D., Rezende E.L., and Bozinovic F. When nonshivering thermogenesis equals maximum metabolic rate: thermal acclimation and phenotypic plasticity of fossorial Spalacopus cyanus (Rodentia). Physiol Biochem Zool 74 (2001) 325-332
15. Woodley R., and Buffenstein R. Thermogenic changes with chronic cold exposure in the naked mole-rat (Heterocephalus glaber). Comp Biochem Physiol A 133 (2002) 827-834
16. Bozinovic F., Carter M.J., and Ebensperger L.A. A test of the thermal-stress and the cost-of-burrowing hypotheses among populations of the subterranean rodent Spalacopus cyanus. Comp Biochem Physiol A 140 (2005) 329-336
17. Skinner J.D., and Chimimba C.T. Mammals of the Southern African sub-region (2005), Cambridge University Press, Cambridge, UK
18. Low A.B., and Rebelo A.G. Vegetation of South Africa, Lesotho and Swaziland (1996), Department of Environmental affairs and Tourism, Pretoria, South Africa 85
19. Scantlebury M., Oosthuizen M.K., Speakman J.R., Jackson C.R., and Bennett N.C. Seasonal energetics of the Hottentot golden mole at 1500 m altitude. Physiol Behav 84 (2005) 739-745
20. Bennett N.C., Taylor P.J., and Aguilar G.H. Thermoregulation and metabolic acclimation in the Natal mole-rat (Cryptomys hottentotus natalensis) (Rodentia: Bathyergidae). Z fur Saugetierk (Germany) 58 (1993) 362-367
21. McNab B.K. On estimating thermal conductances in endotherms. Physiol Zool 53 (1980) 145-156
22. Bradley S.R., and Deavers D.R. A re-examination of the relationship between thermal conductance and body weight in mammals. Comp Biochem Physiol A 65 (1980) 465-476
23. Wunder B.A., and Gettinger R.D. Effects of body mass and temperature acclimation on the nonshivering thermogenic response of small mammals. In: Geiser F., Hulbert A.J., and Nicol S.C. (Eds). Adaptations to the cold. Tenth International Hibernation Symposium (1996), University of New England Press, Armidale 131-139
24. Kleiber M. The fire of life (1961), Wiley, New York 177-216
25. Haim A., and Borut A. Heat production and dissipation in Golden spiny mouse Acomys russatus from two extreme habitats. J Comp Physiol 142 (1981) 445-450
26. Dixon K.J., and Rose R.W. Thermal energetics of Nyctophilus geoffroyi (Chiroptera: Vespertilionidae) at the southern limits of its distribution. Aust J Zool 51 (2003) 43-50
27. Weathers W.W., and Snyder G.K. Functional acclimation of Japanese quail to simulated high-altitude. J Comp Physiol 93 (1974) 127-137
28. Haim A. Adaptive variations in heat production within Gerbils (genus Gerbillus) from different habitats. Oecologia 61 (1984) 49-52
29. Haim A., Rubal A., and Harari J. Comparative thermoregulatory adaptations of field mice of the genus Apodemus to habitat challenges. J Comp Physiol B 163 (1993) 602-607
30. Walsberg G.E. Thermal effects of seasonal coat change in 3 sub-arctic mammals. J Therm Biol 16 (1991) 291-296
31. Withers P.C. Metabolism, water balance, and temperature regulation in the golden bandicoot (Isoodon auratus). Aust J Zool 40 (1992) 523-531
32. Porter W.A., Munger J.C., Stewart W.E., Budaraju S., and Jaeger J. Endotherm energetics: from a scalable individual-base model to ecological applications. Aust J Zool 42 (1994) 125-162
33. Haim A., and Izhaki I. The ecological significance of resting metabolic rate and non-shivering thermogenesis for rodents. J Therm Biol 18 (1993) 71-81
34. Hammond K.A., and Wunder B.A. Effect of cold temperatures on the morphology of gastrointestinal tracts of 2 microtine rodents. J Mamm 76 (1995) 232-239
35. Hammond K.A., and Diamond J. Maximal sustained energy budgets in humans and animals. Nature 386 (1997) 457-462
36. McNab B.K. The influence of food habits on the energetics of eutherian mammals. Ecol Monogr 56 (1986) 1-19
37. Wunder B.A. Energetics and thermoregulation. In: Tamarin R.H. (Ed). Biology of new world Microtus. Special publication of the American Society of Mammalogists vol. 8 (1985) 812-844
38. Bennett N.C., and Faulkes C.G. African mole-rats, ecology and eusociality (2000), Cambridge University Press, Cambridge, U.K.
39. Scantlebury M., Bennett N.C., Speakman J.R., Pillay N., and Schradin C. Huddling in groups leads to daily energy savings in free-living African four-striped grass mice Rhabdomys pumilio. Func Ecol 20 (2006) 166-173