INDEX 
story of Mayflower’s encounter 
with, 76. 
their extraordinary adaptations, 
71-73. 
Toothed, 71. 
Wheeler, Professor W. M., his 
studies of American Amazon 
ants, 18, 277, 
White, Gilbert, quoted, 34, 184. 
Whitman, Walt, his ‘ World below 
the Brine,”’ quoted, 94. 
quoted, on the bustle of growing 
wheat, 104. 
Willey, Professor Arthur, on con- 
vergence in evolution, 256, 
260-261, 290. 
Wilson, Professor E. B., on 
Siamese-twin embryos, 160. 
Wilson, Professer James, on 
Mendelism, 235-237. 
Wilson, the late Dr. Edward A, 
his work, 10. 
“ Wireless”’ messages of imagina- 
tion, 109. 
325 
Winter, birch trees in, 129. 
on the slopes of the Cairngorms, 
127, 129, 132. 
pond-life in, 132. 
silence of, 127. 
stores to tide over, 131. 
time of rejuvenescence, 128. 
vital activity and its breaking- 
point in, 130. 
ways in which living creatures 
meet stress of, 130-131 
Wonders of instinct, 206-212. 
Wordsworth, 41, 311. 
Worms, Anguillulid, 179. 
self-mutilation of, when captured, 
168-169. 
Wright, Sir Almroth, 305. 
Zoo, story of lady and the penguins 
at, 9. 
story of Yankee visitor at, with 
regard to the giraffe, 73. 
Zostera, sea-grass, 89, 90, 9I. 
