Energy balance in the Whitebellied Sunbird Nectarinia talatala: Constraints on compensatory feeding, and consumption of supplementary water

Functional Ecology

Volumn 17, Issue 1, 2003, Pages 3-9

  Nicolson, S W ^a   Fleming, P A ^a  

^a UNIVERSITY OF PRETORIA   (South Africa)

Author keywords

African sunbirds; Energy intake; Nectar concentrations; Water consumption

Indexed keywords

BIRD; DIET; ENERGY BALANCE; FEEDING; NECTARIVORY; WATER;

AVES; GALLIFORMES; NECTARINIA; NECTARINIA TALATALA; VERTEBRATA;

EID: 0037297981     PISSN: 02698463     EISSN: None     Source Type: Journal    
DOI: 10.1046/j.1365-2435.2003.00692.x     Document Type: Article

References (29)

1. Baker, H.G. (1975) Sugar concentrations in nectars from hummingbird flowers. Biotropica 7, 37-41.
2. Beuchat, C.A. (1998) Urinary concentrating ability of a nectarivorous bird, the ruby-throated humingbird. Bulletin of the Mount Desert Island Biological Laboratory 37, 77-78.
3. Beuchat, C.A., Calder, W.A. & Braun, E.J. (1990) The integration of osmoregulation and energy balance in hummingbirds. Physiological Zoology 63, 1059-1081.
4. Calder, W.A. & Hiebert, S.M. (1983) Nectar feeding, diuresis, and electrolyte replacement of hummingbirds. Physiological Zoology 56, 325-334.
5. Collins, B.G. (1981) Nectar intake and water balance for two species of Australian honeyeater, Lichmera indistincta and Acanthorhynchus superciliosis. Physiological Zoology 54, 1-13.
6. Collins, B., Cary, G. & Packard, G. (1980) Energy assimilation, expenditure and storage by the brown honeyeater, Lichmera indistincta. Journal of Comparative Physiology 137, 157-163.
7. Corbet, S.A., Willmer, P.G., Beament, J.W.L., Unwin, D.M. & Pus-Jones, O.E. (1979) Post-secretory determinants of sugar concentration in nectar. Plant, Cell and Environment 2, 293-308.
8. Downs, C.T. (1997) Sugar digestion efficiencies of Gurney's sugarbirds, malachite sunbirds and black sunbirds. Physiological Zoology 71, 93-99.
9. Fisher, C.D., Lindgren, E. & Dawson, W.R. (1972) Drinking patterns and behaviour of Australian desert birds in relation to their ecology and abundance. Condor 74, 111-136.
10. Frost, S.K. & Frost, P.G.H. (1980) Territoriality and changes in resource use by sunbirds at Leonotis leonurus (Labiatae). Oecologia 45, 109-116.
11. Jackson, S., Nicolson, S.W. & Lotz, C.N. (1998) Sugar preferences and 'side bias' in Cape sugarbirds and lesser doublecollared sunbirds. Auk 115, 156-165.
12. Karasov, W.H. & Cork, S.J. (1996) Test of a reactor-based digestion optimization model for nectar-eating Rainbow Lorikeets. Physiological Zoology 69, 117-138.
13. Levey, D.J. & Martínez del Rio, C. (1999) Test, rejection, and reformulation of a chemical reactor-based model of gut function in a fruit-eating bird. Physiological and Biochemical Zoology 72, 369-383.
14. López-Calleja, M.V., Bozinovic, F. & Martínez del Rio, C. (1997) Effects of sugar concentration on hummingbird feeding and energy use. Comparative Biochemistry and Physiology. 118A, 1291-1299.
15. Lotz, C.N. (1999) Energy and water balance in the lesser double-collared sunbird, Nectarinia chalybea. PhD Thesis, University of Cape Town, South Africa.
16. Lotz, C.N. & Nicolson, S.W. (1999) Energy and water balance in the lesser double-collared sunbird (Nectarinia chalybea) feeding on different nectar concentrations. Journal of Comparative Physiology B 169, 200-206.
17. Lotz, C.N. & Nicolson, S.W. (2002) Nectar dilution increases metabolic rate in the lesser double-collared sunbird. Condor 104, 672-675.
18. Martínez del Rio, C., Schondube, J.E., McWhorter, T.J. & Hererra, L.G. (2001) Intake responses in nectar feeding birds: digestive and metabolic causes, osmoregulatory consequences, and coevolutionary effects. American Zoologist 41, 902-915.
19. McWhorter, T.J. & López-Calleja, M.V. (2000) The integration of diet, physiology, and ecology of nectar-feeding birds. Revista Chilena de Historia Natural 73, 451-460.
20. McWhorter, T.J. & Martínez del Rio, C. (1999) Food ingestion and water turnover in hummingbirds: how much dietary water is absorbed? Journal of Experimental Biology 202, 2851-2858.
21. McWhorter, T.J. & Martínez del Rio, C. (2000) Does gut function limit hummingbird food intake? Physiological and Biochemical Zoology 73, 313-324.
22. Nicolson, S. (1998) The importance of osmosis in nectar secretion and its consumption by insects. American Zoologist 38, 418-425.
23. Nicolson, S. (2002) Pollination by passerine birds: why are the nectars so dilute? Comparative Biochemistry and Physiology B 131, 645-652.
24. Paton, D.C. (1982) The diet of the New Holland honeyeater, Philidonyris novaehollandiae. Australian Journal of Ecology 7, 279-298.
25. Pyke, G.H. & Waser, N.M. (1981) The production of dilute nectars by hummingbird and honeyeater flowers. Biotropica 13, 260-270.
26. Skead, C.J. (1967) Sunbirds of Southern Africa. A. A. Balkema, Cape Town.
27. Witmer, M.C. (1999) Do avian frugivores absorb fruit sugars inefficiently? How dietary nutrient concentration can affect coefficients of digestive eficiency. Journal of Avian Biology 30, 159-164.
28. Wolf, A.V., Brown, M.G. & Prentiss, P.G. (1979-80) Concentrative properties of aqueous solutions: conversion tables. CRC Handbook of Chemistry and Physics, 60th edn (ed. R. C. Weast). CRC Press, Boca Raton, FL.
29. Zar, J.H. (1996) Biostatistical Analysis, 3rd edn. Prentice Hall, Upper Saddle River, NJ.