90 



ANIMAL LIFE IN DESERTS 



philus leucurus), can last for several months between 

 drinks, but does drink, in nature, when water is 

 available. We know almost nothing of the water 

 needs of our Old World rodents. I have already 

 recounted observations made on a captive Egyptian 



Fig. 35. — Addax Antelope (Addax nasomaculatus), Male, from the 



Sudan. 



{Drawn from life by Miss A. M. Gayton.) 



Jerboa in London : Cheeseman kept captive speci- 

 mens of a different species (Jaculus loftusi) in Basra, 

 Mesopotamia, in summer, and remarked that " they 

 drank frequently, taking small sips in their f orepaws. 

 This is remarkable, as their earths are often placed 



