Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 265
... Santo Domingo there are many frogs . Some are green or brown , and imitate green or dead leaves , and live amongst foliage . Others are dirty earth - coloured , and hide in holes or under logs . All these come out only at night to feed ...
... Santo Domingo there are many frogs . Some are green or brown , and imitate green or dead leaves , and live amongst foliage . Others are dirty earth - coloured , and hide in holes or under logs . All these come out only at night to feed ...
Page 268
... Santo Domingo , whose skin poison is said by Barbour ( 19 ) to be so strong as to burn one's hands painfully when the frog is handled such is the huge - mouthed rapacious Ceratophrys cornuta , which like- wise combines poisonous ...
... Santo Domingo , whose skin poison is said by Barbour ( 19 ) to be so strong as to burn one's hands painfully when the frog is handled such is the huge - mouthed rapacious Ceratophrys cornuta , which like- wise combines poisonous ...
Contents
THE METHODS BY WHICH CONCEALMENT | 5 |
ADAPTIVE RADIATION IN COLOUR RESEMBLANCE II | 11 |
CONCLUSION | 15 |
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advertisement Africa antennæ aposematic aposematic animals appearance attack attitude background bark bees behaviour birds body brown Bufo butterflies camouflage caterpillars chromatophores closely colour colour-scheme concealing coloration conspicuous contrast correlated countershading crab creatures Crustacea cryptic coloration dark deceptive defence device display disruptive pattern distasteful dorsal eaten Edward Poulton effect eggs enemies environment evidence example exhibited experiments fact feeding fishes frogs function genus grasshoppers green grey ground group of animals habits head hind Hingston Hymenoptera illustrated insects instance instinct larva larvæ later leaf legs Lepidoptera light lizards mammals markings mimetic moths nature nest Nightjars observed optical Orthoptera patches pigment Plate Portuguese East Africa Poulton predators predatory prey principle procryptic protective referred relation remarkable resemblance rest seen shade shadows significant similar snakes species specimens spider spots Stone-Curlew striking surface surroundings tail tegmina tion toads tone various warning coloration widely wings yellow