158 CATALOGUE oF lllllDS. 



depth of three or four feet strng<:,4ing with his head 

 held down as if in a noose. In a few moments he was 

 qniet, hanging hke a criminal (only in the inverse 

 manner), suspended by the neck. 



The specimens in the case were obtained on the 

 broads in the east of Norfolk, early in 1873. 



COMMON TERN.— (Mature.) 



Case 197. 



During fine still weather, early in May, the first 

 arrivals of these birds may be looked for. Their 

 breeding-stations, which are still (though rapidly 

 decreasing) numerous in many parts of Great Britain, 

 present a most animated appearance by the beginning 

 of July. Young birds of every age and stage may then 

 be seen, together with the old ones, busily attending to 

 their wants ; the whole group affording a sight both 

 interesting and amusing. 



Though occasional stragglers may be met with as- 

 late as November, by far the greater number of these 

 Terns have taken their departure for a warmer climate 

 by the middle of October. 



The specimens in the case were obtained on the 

 shores of the Dornoch Firth, in Ross-shire, in June 

 and July, 1869. 



ROCK DOVE. 



Case 198. 



All round the coast of Scotland and its adjacent islands, 

 wherever rocky caves are met with, the present species 

 is almost certain to be found as a tenant. They are 



