IX 



CHELYDIDAE 



40; 



food, and retiring into the pond to swallow it. When left to 

 themselves they are rather nocturnal in their feeding hal)its. 



^5r7£s:^-^t. 



Fig. 90. — Chelodina longicollis (Australian long-necked Chelodiues). x ;}. 



]S^ow and then they tuck themselves away for weeks without 

 feeding, for instance when they go through a regular term of 



