JOHANSEN 



^ .8H 



Bettongio i 

 Dasyurus 



?N ■■•-.. V ••"" 





10° 20° 30' 



AIR TEMPERATURE 



40* 



Figure 3. The metabolic values recorded by C. J. Martin (1903) in his studies 

 on monotremes and marsupial and placental mammals. 



82 



