TERNS. 



121 



84. BRIDLED TERN. 



Length 14; pale slate above; white 

 collar on back of neck; crown, black, lunette 

 of white of forehead the horns of which 

 extend over and just back of eye, fig. 90: 

 beneath, pure white. Young have white 

 of forehead more extended and the back is 

 gravish more or less streaked with white. 



Fis:. 89 



Least Tern. 1-6. 



Cries, shrill, ordinary- note " killick " often 

 repeated: alarm a croak: signal for flock to 

 dart downward when flying is a shrill, snar- 

 ling cry, see page 107. Tropical sea coasts 

 in general; breeds commonly on Bahamas 

 in May, placing Q<g^ in cavities beneath 



