Metabolic rate and body temperature of an African sunbird, Nectarinia chalybea: Daily rhythm and the effect of ambient temperature

African Zoology

Volumn 32, Issue 2, 1997, Pages 31-36

  Leon, Belle ^b   Nicolson, Susan W ^a  

^a UNIVERSITY OF CAPE TOWN   (South Africa)

^b NONE   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0006282487     PISSN: 15627020     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (29)

1. ASCHOFF, J. 1981. Thermal conductance in mammals and birds: its dependence on body size and circadian phase. Comp. Biochem. Physiol. 69A: 611-619.
2. ASCHOFF, J. 1982. The circadian rhythm of body temperature as a function of body size. In: A companion to animal physiology, (eds.) C.R. Taylor, K. Johansen & L. Bolis, pp. 173-188. Cambridge University Press.
3. ASCHOFF, J. & POHL, H. 1970. Rhythmic variations in energy metabolism. Fed. Proc. 29: 1541-1552.
4. BARTHOLOMEW, G.A., VLECK, C.M. & BUCHER, T.L. 1983. Energy metabolism and nocturnal hypothermia in two tropical passerine frugivores, Manacus vitellinus and Pipra mentalis. Physiol. Zool. 56: 370-379.
5. CHEKE, R.A. 1971. Temperature rhythms in African montane sunbirds. Ibis 113: 500-506.
6. COLLINS, B.G. 1983. A first approximation of the energetics of Cape sugarbirds (Promerops cafer) and orange-breasted sunbirds (Nectarinia violacea). S. Afr. J. Zool. 18: 363-369.
7. COLLINS, B.G., CARY, G. & PAYNE, S. 1980. Metabolism, thermoregulation and evaporative water loss in two species of Australian nectar-feeding birds (Family Meliphagidae). Comp. Biochem. Physiol. 67A: 629-635.
8. FROST, S.K. & FROST, P.G.H. 1980. Territoriality and changes in resource use by sunbirds at Leonotis leonurus (Labiatae). Oecologia 45: 109-116.
9. GILL, F.B. & WOLF, L.L. 1975. Economics of feeding territoriality in the golden-winged sunbird. Ecology 56: 333-345.
10. HAINSWORTH, F.R., COLLINS, B.G. & WOLF, L.L. 1977. The function of torpor in hummingbirds. Physiol. Zool. 50: 215-222.
11. HERREID, C.F. & KESSEL, B. 1967. Thermal conductance in birds and mammals. Comp. Biochem. Physiol. 21: 405-414.
12. KRÜGER, K., PRINZINGER, R. & SCHUCHMANN, K.-L. 1982. Torpor and metabolism in hummingbirds. Comp. Biochem. Physiol. 73A, 679-689.
13. LASIEWSKI, R.C. 1964. Body temperatures, heart and breathing rate, and evaporative water loss in hummingbirds. Physiol. Zool. 37: 212-223.
14. LASIEWSKI, R.C., WEATHERS, W.W. & BERNSTEIN, M.H. 1967. Physiological responses of the giant hummingbird, Patagona gigas. Comp. Biochem. Physiol. 23: 797-813.
15. LIGHTON, J.R.B. 1985. Minimum cost of transport and ventilatory patterns in three African beetles. Physiol. Zool. 58: 390-399.
16. LOTZ, C.N. & NICOLSON, S.W. 1996. Sugar preferences of a nectarivorous passerine bird, the lesser double-collared sunbird (Nectarinia chalybea). Funct. Ecol. 10: 360-365.
17. MACLEAN, G.L. 1993. Roberts' Birds of Southern Africa, 6th edn. John Voelcker Bird Book Fund, Cape Town.
18. MacMILLEN, R.E. 1974. Bioenergetics of Hawaiian honeycreepers: the amakihi (Loxops virens) and the anianiau (L. parva). Condor 76: 62-69.
19. McNAB, B.K. 1980. On estimating thermal conductance in endotherms. Physiol. Zool. 53: 145-156.
20. POWERS, D.R. 1991. Diurnal variation in mass, metabolic rate, and respiratory quotient in Anna's and Costa's hummingbirds. Physiol. Zool. 64: 850-870.
21. PRINZINGER, R., LÜBBEN, I. & SCHUCHMANN, K.-L. 1989. Energy metabolism and body temperature in 13 sunbird species (Nectariniidae). Comp. Biochem. Physiol. 92A: 393-402.
22. PRINZINGER, R., SCHÄFER, T. & SCHUCHMANN, K.-L. 1992. Energy metabolism, respiratory quotient and breathing parameters in two convergent small bird species: the fork-tailed sunbird Aethopyga christinae (Nectariniidae) and the Chilean hummingbird Sephanoides sephanoides (Trochilidae). J. therm. Biol. 17: 71-79.
23. SAARELA, S., KLAPPER, B. & HELDMAIER, G. 1995. Daily rhythm of oxygen consumption and thermoregulatory responses in some European winter- or summer-acclimated finches at different ambient temperatures. J. comp. Physiol. B 165: 366-376.
24. SKEAD, C.J. 1967. The Sunbirds of Southern Africa. A.A. Balkema, Cape Town.
25. WILLIAMS, J.B. 1993. Energetics of incubation in free-living orange-breasted sunbirds in South Africa. Condor 95: 115-126.
26. 2, and evaporative water loss with a flow-through mask. J. appl. Physiol. 42: 120-123.
27. WOLF, L.L. 1975. Energy intake and expenditures in a nectar-feeding sunbird. Ecology 56: 92-104.
28. WOLF, L.L., HAINSWORTH, F.R. & GILL, F.B. 1975. Foraging efficiencies and time budgets in nectar-feeding birds. Ecology 56: 117-128.
29. ZAR, J.H. 1996. Biostatistical Analysis, 3rd edn. Prentice-Hall International.