36 Manual of the Game Birds of India. 



the middle pair of feathers being about 

 two inches. 



The young bird is of a pale brown 

 colour ; but white feathers soon begin 

 to show themselves. According to Count 

 Salvadori, the bill is first of a dull flesh- 

 colour, the tip and the lateral margins 

 black ; later, black with a reddish orange 

 band across the nostrils, and with the base 

 pale greenish white. 



Bewick's Swan {Cygnus bewicki), when 

 adult is entirely white. The bill is partly 

 yellow and partly black, but the two 

 colours are not distributed in quite the 

 same manner as in the Whooper. The 

 yellow is of much smaller extent, and 

 is confined to a patch on either side of 

 the base of the upper mandible, reaching 

 back to the eye, but failing to reach the 

 nostrils. The two patches sometimes 

 meet on the ridge of the mandible, and 

 that part is often yellow, or mixed yellow 

 and black, for a distance of about three- 

 quarters of an inch from the forehead. 

 The length of the upper mandible, from 

 the forehead to the tip is about 37 ; from 

 the eye to the tip, about 4*3 ; and 

 from the gape to the tip, about 3-6. 

 There is no knob or sweUing at the base 

 of the upper mandible. The wing 



