146 



SOOTY TERN 



and pointed, extending, when shut, nearly to the extremity of the 

 tail, which is greatly forked, and consists of twelve feathers, the 

 two exterior ones four inches longer than those of the middle, 

 the whole of a deep black, except the two outer feathers, which are 

 white, but towards the extremities a little blackish on the inner 

 vanes ; legs and webbed feet black, hind toe short. 



The secondary wing feathers are eight inches shorter than 

 the longest primary. 



This bird frequently settles on the rigging of ships at sea, 

 and, in common with another species, S. Stolida^ is called by sai- 

 lors the Noddy. 



END OF THE EIGHTH VOLUME. 



