OF SKLUOHXF,. '243 



several Other small birds, but cannot bring 

 them to any criterion. 



As I have often remarked that redwings 

 are some of the first birds that suffer with 

 us in severe weather, it is no wonder at all 

 that they re treatfrom5'crtM(/?72ai;eawWinters: 

 and much more the ordo oi grallce, who all, 

 to a bird, forsake the northern parts of Eu- 

 rope at the approach of Winter. " GrallcB 

 *' tanquam conjuratcB unanimiier infugam se 

 *' conjiciunt ; ne earum unicam quidem inter 

 " nos hahitantem invenire possimus ; ut enim 

 " (Estate in australibus degere nequeunt ob 

 " defectum himbiicorum, terramque siccam ; 

 *' ita nee infrigidisobeandem causa m,'' says 

 Ekmarck the Swede, in his ingenious little 

 treatise called Migratioiies Avium, which 

 by all means you ought to read while your 

 thoughts run on the subject of migration. 

 See Amcenitatcs Acade'micce, vol. iv. p. 565. 



Birds may be so circumstanced as to be 

 obliged to migrate in one country and not 

 in another : but the gralhe (which pro- 

 cure their food from marshes and boggy 

 ground) must in Winter forsake the more 



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