Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 25
... possess the power of acquiring the coloration of their immediate surroundings ( 491 ) . He showed with Vanessa urticæ and V. io , and also Pieris brassica and P. rapa , that the pupal adjustment was due to extreme sensibility of the ...
... possess the power of acquiring the coloration of their immediate surroundings ( 491 ) . He showed with Vanessa urticæ and V. io , and also Pieris brassica and P. rapa , that the pupal adjustment was due to extreme sensibility of the ...
Page 28
... possess numerous white spots which agree well with the surroundings . On the other hand , adults taken from a muddy bottom are mainly greyish - brown , usually without white , spots , though these become numerous in specimens kept on ...
... possess numerous white spots which agree well with the surroundings . On the other hand , adults taken from a muddy bottom are mainly greyish - brown , usually without white , spots , though these become numerous in specimens kept on ...
Page 229
... possess a general offensive or advertising odour , just as apose- matic forms possess a general advertising colour . But in its highest develop- ment , odour , considered as a means of defence , is essentially used as an olfactory ...
... possess a general offensive or advertising odour , just as apose- matic forms possess a general advertising colour . But in its highest develop- ment , odour , considered as a means of defence , is essentially used as an olfactory ...
Contents
THE METHODS BY WHICH CONCEALMENT | 5 |
ADAPTIVE RADIATION IN COLOUR RESEMBLANCE II | 11 |
CONCLUSION | 15 |
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Common terms and phrases
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