SKUA. 161 



SKUA. 



COMMON SKUA. SKAU GULL. BROWN GULL. BONXIE. 

 PLATE CCXXVIII. FIGURE II. 



Cataractes vulgaris, FLEMING. 



Cataracles skua, STEPHENS. 



Catharacta skua, BRUNNICH. 



Larus calaractes, LINNAEUS. GMELIN. LATHAM. 



rriHE nest of the Skua is of large size, as well as 

 somewhat carefully constructed; the materials used 

 being grass, lichens, moss, and heath. The bird 

 places it on the tops of the mountains or cliffs in the 

 neighbourhood of the sea, but not on the rocks them- 

 selves. They build separately in pairs. 



The eggs are only two. They are laid towards 

 the end of June. 



VOL. ill. 



