126 



A singular reservoir was discovered in the male bustard 

 by Dr. Douglas ; it is in the form of a sac or pouch, and 

 is situated on the fore-part of the neck, and capable of 

 containing two quarts of water ; the entrance to it is imme- 

 diately under the tongue. 



2. TETRAX. LITTLE BUSTARD. 



O. nigro rufo alboque variegata subtus alba, capite 

 juguloque kevi. Lath. 



The bill is pale brown ; hides pale crimson ; the 

 head i i black, spotted with rust colour ; the sides 

 of the head, chin and throat are reddish white, marked 

 with dark spots ; the neck is black, encircled with a 

 white band ; the back and wings are rust colour ; 

 the under parts of the body, and outer edges of the 

 wings are white; the tail of 18 feathers. 



The female is smaller, wanting the black on the 

 neck. 



She lays 3 or 4 glossy green egs ; the young follow 

 her as chickens do the hen. 



