PLATE XLVI 



Photo by C. J. 



Great blackbacked-grulls and nest (Scilly Isles) 



Photo by C. J. King _ , ,' 



Casting's of the great blackbacked-gull : t-wo shearwater's heads (upper) : puffin's head ( 



of feathers (Scilly Isles). (See p. 167.) 



Tyery an'd twb'Ualis' 



