Water loss and colour change in the desert tree frog 
W.W. Burggren (eds). Environmental Physiology of the 
Amphibia: 125-150. University of Chicago Press, 
Chicago. 
Snyder, G.K. and Hammerson, G.A. (1993). 
Interrelationships between water economy and 
thermoregulation in the canyon tree frog Hyla 
arenicolor. Journal of Thermal Biology 25: 321-329. 
Stewart, M.M. (1967). Amphibians of Malawi. State 
University of New York Press, New York. 
Stille, W. T. (1958). The water absorption response of an 
anuran. Copeia 1958: 217-218. 
Tyler, M.J. and Davies, M. (1993). Family Hylidae. In 
C.J. Glasby, G.J.B. Ross and P.L. Beesley (eds). Fauna 
of Australia. Vol. 2A Amphibia & Reptilia: 58-63. 
Australian Government Publishing Service, 
Canberra. 
Tyler, M.J., Smith, L.A. and Johnstone, R.H. (1994). Frogs 
of Western Australia. West. Aust. Museum, Perth. 
Valdivieso, D. and Tamsitt, J.R. (1974). Thermal relations 
of the neotropical frog Hyla labialis (Anura: Hylidae). 
281 
Royal Ontario Museum Life Sciences Occassional Papers 
26: 1-10. 
Waring, H. (1963). Colour Change Mechanisms of Cold- 
Blooded Vertebrates. Academic Press, New York. 
Withers, P.C., Hillman, S.S. and Drewes, R.C. (1984). 
Evaporative water loss and skin lipids of anuran 
amphibians. Journal of experimental Zoology 232: 11- 
17. 
Withers, P.C., Hillman, S.S., Drewes, R.C. and Sokol, O. 
(1982a). Water loss and nitrogen excretion in sharp¬ 
nosed reed frogs (Hyperolius nasuta: Anura, 
Hyperoliidae). Journal of experimental Biology 97: 335- 
343. 
Withers, P.C., Louw, G.N. and Nicholson, S. (1982b). 
Water loss, oxygen consumption and colour change 
in 'waterproof' reed frogs ( Hyperolius). South African 
Journal of Science 78: 30-32. 
Manuscript received 15 December 1994; accepted 5 May 
1995. 
