LIST OF ILLUSTRATIONS 
Eight of the coloured plates are by Mr. A. Thorburjt. The rest of the illustrations are from drawings by the author or 
from Photographs. 
PHOTOGRAVURES 
NATURE'S UMBRELLA 
GADWALL DRAKES COURTING 
WIGEON COURTING 
SHOVELERS PREENING . . . . 
BROWN-HEADED GULLS KILLING YOUNG TEAL ... 
THE NUPTIAL DISPLAY OF THE PINTAIL . . . . . 
COLOURED PLATES 
to face p. 8 
32 
44 
64 
84 
96 
I. MALLARD ADULT MALES IN ECLIPSE PLUMAGE 
II. YOUNG IN DOWN AND EGGS OF THE MALLARD AND GADWALL 
. Frontispiece 
. to face p. 10 
III. MALLARD, CHANGE OF THE ADULT MALE FROM THE SPRING TO THE ECLIPSE 
PLUMAGE, AND AGAIN FROM THE ECLIPSE INTO THE WINTER DRESS. MOULT AND 
COLOUR CHANGE TO SEPTEMBER 10. BACKS. . . . . . 
IV. MALLARD, CHANGE OF THE ADULT MALE FROM THE SPRING TO THE ECLIPSE 
PLUMAGE, AND AGAIN FROM THE ECLIPSE INTO THE WINTER DRESS. MOULT AND 
COLOUR CHANGE TO SEPTEMBER 10. BREASTS . . . . ... 
V. MALLARD, CONTINUATION OF THE CHANGE FROM THE ECLIPSE TO TliE WINTER 
DRESS. BACKS AND BREASTS .......... 
VI. MALLARD, ADULT MALE, SHOWING THE SINGLE MOULT AND ITS EFFECT ON FEATHERS 
BETWEEN THE DATES JULY 6 AND OCTOBER i 
a 
19 
18 
18 
23 
