Page:Natural History, Reptiles.djvu/99

Rh where it is very common. From its singular voice, uttered on the approach of night, and continued at intervals through the darkness, it is there called the Croaking Lizard. The sound which it emits might rather be called cackling than croaking, having some resemblance to the

noise produced by drawing a stick across the teeth of a comb. It frequents hollow trees, and the roofs and rafters of deserted houses, a pair generally living together; one or both