Life in an African alpine habitat: Diurnal activity patterns of the ice rat Otomys sloggetti robersti

Arctic, Antarctic, and Alpine Research

Volumn 38, Issue 4, 2006, Pages 540-546

  Hinze, Andrea ^a   Pillay, Neville ^a  

^a UNIVERSITY OF THE WITWATERSRAND   (South Africa)

Author keywords

[No Author keywords available]

Indexed keywords

ADAPTATION; ALPINE ENVIRONMENT; COLD REGION; DIURNAL ACTIVITY; ENDEMIC SPECIES; ENVIRONMENTAL CONDITIONS; FORAGING BEHAVIOR; HABITAT AVAILABILITY; PHYSIOLOGICAL RESPONSE; RODENT; SNOW COVER; SOLAR RADIATION; SUBALPINE ENVIRONMENT; TEMPERATURE EFFECT; THERMOREGULATION;

AFRICA; SOUTHERN AFRICA; SUB-SAHARAN AFRICA;

MURIDAE; OTOMYS SLOGGETTI; RODENTIA;

EID: 33845419562     PISSN: 15230430     EISSN: None     Source Type: Journal    
DOI: 10.1657/1523-0430(2006)38[540:LIAAAH]2.0.CO;2     Document Type: Article

References (33)

1. Bacigalupe, L. D., Rezende, E. L., Kenagy, R. G. J., and Bozinovic, F., 2003: Activity and space use by degus: a trade-off between thermal conditions and food availability. Journal of Mammalogy, 84: 311-318.
2. Barash, D. P., 1973: The social biology of the olympic marmot. Animal Behaviour Monographs, 6: part 3, 171-249.
3. Bolshakov, V. N., 1984: Winter ecology of small mammals in the Ural Mountains. In Merritt, J. F. (ed.), Winter ecology of small mammals. Pittsburgh: Carnegie Museum of Natural History, 103-108.
4. Bozinovic, F., Lagos, J. A., Vásquez, R. A., and Kenagy, G. J., 2000: Time and energy use under thermoregulatory constraints in a diurnal rodent. Journal of Thermal Biology, 25: 251-256.
5. Cabanac, M., and Johnson, K. G., 1983: Analysis of a conflict between palatability and cold exposure in rats. Physiology and Behavior, 31: 249-253.
6. Chappell, M. A., 1980: Thermal energetics and thermoregulatory costs of small arctic mammals. Journal of Mammalogy, 61: 278-291.
7. Chappell, M. A., and Bartholomew, G. A., 1981: Activity and thermoregulation of the antelope ground squirrel Ammospermophilus leucurus in winter and summer. Physiological Zoology, 54: 215-223.
8. Collier, G. H., Johnson, D. F., Naveira, J., and Bulski, K. A., 1989: Ambient temperature and food costs interact to affect patterns of behavior in rats. American Journal of Physiology, 257: R1328-R1334.
9. Drew, G. S., and Bissonette, J. A., 1997: Winter activity patterns of American martens (Martes americana): rejection of the hypothesis of thermal cost minimization. Canadian Journal of Zoology, 75: 812-816.
10. Eifler, M. A., and Slade, N. A., 1998: Activity patterns in relation to body mass and ambient temperature among overwintering cotton rats (Sigmodon hispidus). Canadian Journal of Zoology, 76: 668-672.
11. Ellison, G. T. H., Skinner, J. D., and Ferguson, J. W. H., 1994: Interactive effects of temperature and photoperiod on the daily activity and energy metabolism of pouched mice (Saccostomus campestris: Cricetidae) from southern Africa. Journal of Comparative Physiology B, 164: 62-68.
12. Hinze, A., Pillay, N., and Grab, S., in press: The burrow system of the African ice rat Otomys sloggetti robertsi. Mammalian Biology, doi: 10.1016/j.mambio.2006.05.002.
13. Jackson, T. P., 1998: The diurnal activity of Brants' whistling rat (Parotomys brantsii): the effect of seasonal and physical conditions. Transactions of the Royal Society of South Africa, 53: 227-236.
14. Johnson, K. G., and Cabanac, M., 1982: Homeostatic competition between food intake and temperature regulation in rats. Physiology and Behavior, 28: 675-679.
15. Killick, D. J. B., 1963: An account of the plant ecology of the Cathedral Peak area of the Natal Drakensberg. Botanical Survey of South Africa Memoir, 34: 178 pp.
16. Killick, D. J. B., 1978: The Afro-alpine region. In Werner, M. J. A. (ed.), Biogeography and ecology of southern Africa. The Hague: Junk, 515-560.
17. Lynch, C. D., and Watson, J. P., 1992: The distribution and ecology of Otomys sloggetti (Mammalia: Rodentia) with notes on its taxonomy. Navorsinge van die Nasionale Museum Bloemfontein, 8: 141-158.
18. Martin, P., and Bateson, P., 1993: Measuring behaviour. An introductory guide. Cambridge: Cambridge University Press.
19. Nel, J. A. J., and Rautenbach, I. L., 1974: Notes on the activity patterns, food and feeding behaviour of Parotomys brantsii. Mammalia, 38: 7-15.
20. Perrin, M. R., 1981: Notes on the activity patterns of 12 species of southern African rodents and a new design of activity monitor. South African Journal of Zoology, 16: 248-258.
21. Pritchard, G. T., and Robbins, C. T., 1990: Digestive and metabolic efficiencies of grizzly and black bears. Canadian Journal of Zoology, 68: 1645-1651.
22. Richter, T. A., 1997: Does the southern African ice rat (Otomys sloggetti) show morphological adaptations to cold? Journal of Zoology. London, 242: 384-387.
23. Richter, T. A., Webb, P. I., and Skinner, J. D., 1997: Limits to the distribution of the southern African ice rat (Otomys sloggetti): thermal physiology or competitive exclusion? Functional Ecology, 11: 240-246.
24. Sauer, J. R., 1985: Mortality associated with severe weather in a northern population of cotton rats. American Midland Naturalist, 113: 188-189.
25. Schultz, L. A., Collier, G., and Johnson, D. F., 1999: Behavioral strategies in the cold: effects of feeding and nesting costs. Physiology and Behaviour, 67: 107-115.
26. Schwaibold, U., and Pillay, N., 2003: The gut morphology of the African ice rat, Otomys sloggetti robertsi, shows adaptations to and sex-specific seasonal variation. Journal of Comparative Physiology B, 173: 653-659.
27. Schwaibold, U., and Pillay, N., 2006: Behavioral strategies of the African ice rat Otomys sloggetti robertsi in the cold. Physiology and Behavior, 88: 567-574.
28. Türk, A., and Arnold, W., 1988: Thermoregulation as a limit to habitat use in alpine marmots (Marmota marmota). Oecologia, 76: 544-548.
29. Vispo, C. R., and Bakken, G. S., 1993: The influence of thermal conditions on the surface activity of the thirteen-lined ground squirrels. Ecology, 74: 377-389.
30. Walsberg, G. E., 1988: Consequences of skin color and fur properties for solar heat gain and ultraviolet irradiance in two mammals. Journal of Comparative Physiology B, 158: 213-221.
31. West, S. D., and Dublin, H. T., 1984: Behavioral strategies of small mammals under winter conditions: solitary or social. In Merritt, J. F. (ed.), Winter ecology of small mammals. Pittsburgh: Carnegie Museum of Natural History, 293-299.
32. Willan, K., 1990: Reproductive biology of the southern African ice rat. Acta Theriologica, 35: 39-51.
33. Zielinski, W. J., Spencer, W. D., and Barrett, R. H., 1983: Relationship between food habits and activity patterns of pine martens. Journal of Mammalogy, 64: 387-396.