Passeres 



21 



of belated individuals, while it only breeds in northern 

 Europe, the central and southern European form being 

 distinguishable. Its ringing note or whistle is a 

 characteristic sound of our higher hill-slopes, but the 

 performer is less often seen than heard, for it is a 

 shy bird except at the nest. This is like that of the 

 Blackbird, but is placed among rocks, in heather, or 



Ring-ousel 



on banks of streamlets; the eggs are brighter both in 

 the ground-colour and the larger spots. Berries form 

 a considerable part of the food, especially on passage, 

 which the birds compass easily. 



We now come to two migratory species, common 

 with us in winter, the Redwing and the Fieldfare, which 

 somewhat resemble a small Song-thrush and ^listle- 

 thrush respectively. The Redwing (T. iliacus) may. 



