TRUMPETER SWAN. 271 
CHAPTER SOx 
TRUMPETER SWAN. 
(Cygnus Buccinator.) 
Adult Male.—Bill, longer than the head, higher than 
broad at the base, depressed and a little widened at the 
end, rounded at the tip. Upper mandible with the 
dorsal fin sloping; the ridge very broad at the base, 
with a large depression, narrowed between the nostril, 
curved toward the end; the sides nearly erect at the 
base, gradually becoming more horizontal and convex 
toward the end. 
Head of moderate size, oblong, compressed ; neck ex- 
tremely long and slender; body very large, compact, 
depressed; feet, short, stout, placed a little behind the 
centre of the body ; legs bare an inch and a half above 
the joint; tarsus short, a little compressed covered all 
round with angular scales of which the posterior are 
very small. Hind toe extremely small, with a narrow 
membrane. 
A portion of the forehead about half an inch in 
length, and the space intervening between the bill and 
the eye are bare. Plumage dense, soft and elastic ; on 
the head and neck the feathers oblong, acumate ; on the 
other parts in general broadly ovate and rounded, on 
the back short and compact; wings, long and broad ; 
the anterior protuberance of the first phalangeal bone 
very prominent; primaries curved, stiff, tapering to an 
obtuse point, the second longest exceeding the first by 
