ILLUSTRATIONS 
REGAL PYTHONS ; : : : : é Frontispiece 
EFFECT OF A SNOW STORM 
YAK CALF AND MOTHER 
HEAD OF AFRICAN BLACK RHINOCEROS 
CANADA GOOSE AND GOSLINGS 
DROMEDARY AND DWARF DONKEY 
APPARATUS FOR THE STUDY OF METABOLISM 
YOUNG EMU 
SNAKE-KILLING MUSSURANA 
THE JARARACA . 
ELK TWINS 
MUTE SWANS 
GOLDFISH 
34 
40 
46 
50 
62 
68 
76 
80 
80 
86 
90 
96 
THE NEW YORK AQUARIUM (from an old color print). facing 102 
OVAL SHIPPING TANKS 
WOODEN SHIPPING TANK. 
RED GROUPER 
BLACK GROUPER 
WHITE MARGATE 
DoG SNAPPER 
SQUIRREL FISH 
TIGER ROCKFISH 
DISTRIBUTING TANKS 
FILTERS FOR HARBOR WATER 
CALIFORNIA SALAMANDERS 
104 
104 
106 
106 
110 
110 
112 
112 
116 
116 
118 
