Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 155
... means of approaching their prey unnoticed , while others gain an advantage by being recognized through their conspicuousness as easily as possible . The answer , then , to the present objection is that each case must be con- sidered on ...
... means of approaching their prey unnoticed , while others gain an advantage by being recognized through their conspicuousness as easily as possible . The answer , then , to the present objection is that each case must be con- sidered on ...
Page 170
... means that casualties occur much the same as if there were no such thing as means of defence . And this is only another way of saying that the phenomena classed by theorists as bayonets , barbed - wire entanglements , poison gas , flame ...
... means that casualties occur much the same as if there were no such thing as means of defence . And this is only another way of saying that the phenomena classed by theorists as bayonets , barbed - wire entanglements , poison gas , flame ...
Page 178
... means of protection against predatory birds and fishes ; and point decisively to the biological significance of concealing coloration as a means of escaping enemies which hunt by sight . II . EVIDENCE FROM EXPERIMENTS WITH WILD ...
... means of protection against predatory birds and fishes ; and point decisively to the biological significance of concealing coloration as a means of escaping enemies which hunt by sight . II . EVIDENCE FROM EXPERIMENTS WITH WILD ...
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