84 long-win(;ed swimmeks. 



ly fishes, but some species are scavengers 

 and some subsist partly on insects. Occur in 

 all regions of the globe on bodies of salt and 

 fresh water. Sexes, similar. 



SKUAS AND JAEGERS. 



Gull-like birds, nu3st species of which 

 procure much of their food by robbing Gulls 

 and Terns. Color, dark above and often be- 



Fig. 58. 



Parasitic Jaeger, adult in aprinjr. 1-10' 



low; tail moderate, slightly rounded with the 

 two central feathers longer and projecting 

 beyond the others, figs 52-f58. The flight is 

 swift and the wing beats rapid. Ocean birds, 

 breeding on the coasts of the colder waters 

 of the world. Nests placed on ground; eggs^ 

 2-0, l)r()wn spotted w^ith darker. 



