Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 76
... position of the pattern and the mutual position of the wings in the resting insect . Two examples will suffice to make this point clear . The Blood - vein Moth ( Timandra amata ) has the upper surfaces of its wings broken by two narrow ...
... position of the pattern and the mutual position of the wings in the resting insect . Two examples will suffice to make this point clear . The Blood - vein Moth ( Timandra amata ) has the upper surfaces of its wings broken by two narrow ...
Page 100
... position . I remember one chilly morning on the Pilcomayo river being quite startled by suddenly becoming aware that the still dew - laden grass all round was peopled by thousands of these butterflies clinging to the grass stems , the ...
... position . I remember one chilly morning on the Pilcomayo river being quite startled by suddenly becoming aware that the still dew - laden grass all round was peopled by thousands of these butterflies clinging to the grass stems , the ...
Page 351
... position , but on reaching a clump of grass turns head downwards , and fixes itself in a vertical attitude with its sucker mouth ( 37 ) . In this position the attenuated tapering body with its mottled green colora- tion is well ...
... position , but on reaching a clump of grass turns head downwards , and fixes itself in a vertical attitude with its sucker mouth ( 37 ) . In this position the attenuated tapering body with its mottled green colora- tion is well ...
Contents
THE METHODS BY WHICH CONCEALMENT | 5 |
ADAPTIVE RADIATION IN COLOUR RESEMBLANCE II | 11 |
CONCLUSION | 15 |
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advertisement Africa antenn¿ 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 larv¿ 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