136 



BIRDS OF THE BRITISH ISLES. 



Length, about five inches. The female closely resembles 

 the male in colouration. The young are sooty-brown on 

 the upper parts ; rump and under parts, dullish white. 



flDartin. 



THE Sand Martin (Cotyle riparia, Linnaeus) is a spring 

 visitant to the British Islands. It is also a visitor to every 

 part of the Palearctic and Nearctic Regions ; and is found 

 during winter in India, Africa, and South America. The 

 adult male has the upper parts, cheeks, and a band across 

 chest, hair-brown; primaries and tail-feathers, darker brown ; 

 throat and abdomen, whitish; flanks, brownish; irides, hazel; 

 bill, black ; legs and feet, dark brown. Length, about five 

 inches. The female is the same in plumage as the male. 

 The young have the feathers above tipped with whitish ; 

 under parts, washed with buff. 



