Biel OF: SAM @A 21 
The best known and most widely 
distributed is the red-beaked tropic 
bird (Phaethon aethereus). 
iin the adult the plumage is 
white, and the two long tail 
feathers are white. The beak is 
coral-red, the eye brown, the leg 
yellow, and the web and _ toes 
black. 
The yellow-beaked tropic bird 
(Paethon flavirestris) differs from the 
former species by its yellow beak 
and the middle long tail feathers 
being red while the remainder of 
the body is white. 
The two species frequent in great 
numbers around the islands of the 
South Pacific and nest in holes in 
the rocks. 
