xiv List of Illustrations. 



PAGE 



FIG. 90. Transformation of Strombus 202 



91. Pigeons. Drawn from life 298 



92. Pigeons (continued). Drawn from life .... 299 



93. Fowls. Drawn from life 3 



94. Fowls (continued). Drawn from life . . . .301 



95. Pair of Japanese Fowls, long-tailed breed . . . 302 



96. Cnnaries. Drawn from life ...... 303 



97. Sebastopol, or Frizzled Goose 304 



9$. The Dingo, or wild dog of Australia .... 304 



99. Dogs. Drawn from life 305 



100. Dogs (cont i ntied). Drawn from life .... 306 



101. The Hairless Dog of Japan 307 



102. The skull of a Bull-dog compared with that of a Deer- 



hound ........ . . 307 



103. Rabbits. Drawn from life 308 



104. Horses. Drawn from life 309 



105. Sheep. Drawn from life 310 



106. Cattle. Drawn from life 311 



107. Wild Boar contrasted with a modern Domesticated Pig . 312 



108. Seasonal changes of colour in Ptarmigan (Lagofus mntus) 31 7 



109. (Edicnemus crepitans, showing the instinctive attitude of 



concealment 320 



no. Imitati%-e forms and colours in insects .... 322 



111. The larva of Puss Moth (Cerura vinuta) . . .325 



1 1 2. The larva of Puss Moth in disturbed attitude . . 326 



113. Three cases of mimicry 328 



1 14. Two further cases of mimicry ; flies resembling a wasp in 



the one and a bee in the other 329 



1 15. A case of mimicry where a non-venomous species of snake 



resembles a venomous one 330 



1 16. A case of mimicry where a homopterous resembles a leaf- 



cutting ant 332 



117. Feather-footed pigeon 359 



1 1 8. Kaia radiata 368 



119. Electric organ of the Skate 369 



120. Electric cells of Raia radiata 370 



121. The Garden Bower- bird (Amblyornis inornatd) . . 382 



122. Courtship of Spiders 388 



123. Courtship of Spiders (continued} 389 



124. The Bell-bird (Chasmorhynchus niveus) . . .396 



1 25. C. tricarunculatus 



