BIRDS OF THE HUMBER DISTRICT. 23 



evidently new arrivals, having probably come in 

 during the night. 



Before the end of November our immigrant 

 Thrushes have departed, along with many of our re- 

 sident birds, some remaining to winter in the 

 district. 



36. TURDUS ILIACUS, Linnaeus. Redwing. 



A winter visitant, but not nearly as common as 

 the Fieldfare, and less gregarious than those birds. 

 They arrive in small flocks from the middle of 

 October and through November as a rule, appear- 

 ing after the first flight of Fieldfares. They leave 

 again in April ; and I have never observed them to 

 linger, as is the case with the Fieldfares, beyond this 

 month. Like the Thrushes, on their arrival they 

 will sometimes resort for a few days to the fields of 

 turnips for cole seed, and, like these birds, during 

 long periods of frost and snow subsist principally on 

 various Helices, whose shells are broken against 

 some favourite stone suffering less from severe 

 weather than the Fieldfares. 



Several instances are recorded of Kedwings having, 

 during the period of migration, alighted on the rig- 

 ging of vessels in the North Sea. 



Mr. J. H. Gurney, Jun., in the ' Zoologist 5 for 

 1868, p. 1483, mentions having found the remains 

 of a Redwing in the stomach of a Fulmar Petrel. 



In this parish the Redwings roost in the same 



