1 92 1.] Bird-Migration hij the AlarUng Method. 507 



to undoubted native birds, only a comparatively small 

 number having been marked in winter. The total number 

 marked was 3,770, the highest figure in the inquiry for any 

 one species, and the total number recovered was 52, or 1-4: 

 per cent. 



TABLE XIX. 



Seasonal Analysis of Reappeabances of Song-Thrushes 



marked as nestlings in scotland or the north 



OF England. 



