ILLUSTRATIONS 
SoME TYPES oF BIRDS IN FLIGHT Facing page 216 
BIRDS OF PREY ane iss he ai 242 
FLIGHTLEss BIRDS ve se aaa * 266 
Line Illustrations 
WINGS ise sus a0 ene Page 149 
ARCHZOPTERYX AND PTERODACTYLES soe ss 155 
BaT, BEETLE, DRAGON-FLY, ETC. a - 169 
PEREGRINE CHASING DUCK om die re 187 
SUN-BITTERN DISPLAYING ony a i 205 
DRUMMING SNIPE — ede ses es 231 
BUZZARD SOARING — uke _ Sg 251 
GULLS ... ues ak aes _ oe 261 
VULTURES ea sus — ees i 269 
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