xvi Illustrations 



FACING 

 PAGE 



A Gull at home on the rocks 212 



A pair of Gulls on the wharf 214 



Gull just catching a bite that is thrown to it . . . 214 



Tame Gulls about the beach 214 



Gulls perched on the anchor chain awaiting dinner . . 216 



Great Blue Herons coming home from the marshes . . 225 



Family of young Great Blue Herons in tree-top nest . . 225 



Young Great Blue Heron . 225 



Great Blue Heron in top of sycamore beside nest . . 225 



Full-grown young Night Heron 229 



Using a reflex camera in the tree-tops among the Herons . 230 



Black-crowned Night Heron on nest 230 



Young Night Heron clinging to limb 230 



Nest and eggs of the Golden Eagle 236 



Working at the aerie of the Golden Eagle. The nestlings 



about three-fourths grown. The nest is five feet across 236 



Photographing the Golden Eagle's nest .... 236 



Downy white Eagles at the age of twenty-five days . . 240 



Mottled young Eagles at the age of forty days . . . 240 



The royal twins at the age of fifty-five days . . . 240 



Pair of young Golden Eagles at the age of sixty-two days 240 



