WINTER TENANTS OF OUR TREES. 55 



^^JM^b\ 'J>M^ 



^rill-S-' Ll.^^^ 



^^^^. 





FIG. 19. — THE sparrow's SPARRING MATCH.— p 52. 



months of winter, clinging to a twig, pecking away at 

 the parchment-like covering of a cocoon attached 

 thereto in a manner that anmsed me very much, and I 

 was hugely enjoying its (as I supposed) vain attempts 

 to penetrate it. But when it lioi)ped to an adjoining 

 limb, shook itself and exhibited the well-known natural 



