INDIAN RUFOUS TURTLE-DOVE 195 



or shingle, picking up scraps of it as they go, and then take another 

 drink. This process may be repeated several times before they eventually 

 fly off. The pebbles they swallow are sometimes of comparatively 

 large size, and I have taken round stones from some Doves' crops and 

 stomachs almost as big as a smaU pea. 



