ADAPTATIONS TO TROPICS AND ALTITUDES 



37 



36 



35 



34 



33 



PHASCOLARCT'JS '.irjEREJ, 

 (KOALA) 



10 20 3c; 



AMBIENT TEMhERATURE IN °C 



Figure 7. T as a function of T in the koala ( Phascolarctus cinereus ). 



39 



38- 



37 



36 



WALLABIA DORSALIS 



"0 c> oi-^6""'Q'(i"'Q"^ " 



© © ft „^ «„«« 



^ 



-Q-6- 



«» 



—»>"-« - " 



r/iD 



8 NOON 16 



20 MID 



Figure 8. Daily T response in the black-striped wallaby ( Protemnodon 

 [=Wallabia] dorsalis ). Individuals differentiated by symbols. 



397 



