COMMON GULL Lams canns. 



SKUA GULL. — Stercor&rius catarrhactes. 



BLACK-BACKED GVhh.—lAinis nultlMus. 

 KITTIWAKE GVJAj.—Rissa iryddctyla. 



the water. It also eats eggs and the smaller birds, a propensity which is shared by other 

 Gulls than the Skua. 



The Skua is no coward, however tyrannously it may behave, and is quite ns roaily to 

 repel a foe as to attack a victim. Even the golden eagle makes no head against the Skua, 



