JOHANSEN 



Group 



Monotremata 



Dasyuridae 



Peramelidae 

 Phalange ridae 



Phascokarctidae 

 Macropodidae 



Rodentia 



Chiroptera 

 Garni vora 

 Artiodactyla 

 Prima ta 



None 



Echidna 

 Platypus 



Mars. Mice 

 Mars. Rat 



Bilby 



Thermal Equilibrium 

 AT > 2° C 2° C >Ar > 1° C AT < 1° C 



Giant naked 

 -tail rat 

 Water rat 

 Rabbit 



Pig 



Nat. Cat 



Bandicoot 



Naked-tail 



rat 



White mouse 



White rat 



Fruit bat 



Cat 



Gliders 

 Possums 

 Cuscus 



Koala 



Rat. Kanga. 



Pademelon 



Wallabies 



Cow 



Tas. Devil 



Wallaroo 

 Kangaroos 



Field rat 



Dog 



Sheep 



Monkey 

 Man 



Table I. Comparison of the heat-regulatory ability of mammals at 40° C. 

 From Robinson and Morrison, 1957. 



88 



