Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 8
... green is itself produced in different groups of animals . Many years ago Poulton proved that the green coloration of various cater- pillars was due to a modified chlorophyll derived from their food , and present in their blood ( 499 ) ...
... green is itself produced in different groups of animals . Many years ago Poulton proved that the green coloration of various cater- pillars was due to a modified chlorophyll derived from their food , and present in their blood ( 499 ) ...
Page 9
... green light ( 445 ) . In the case of snakes , it appears that nothing has yet been published on the nature of green coloration . However , Mr. H. W. Parker , of the British Museum ( Natural History ) , informs me that green snakes react ...
... green light ( 445 ) . In the case of snakes , it appears that nothing has yet been published on the nature of green coloration . However , Mr. H. W. Parker , of the British Museum ( Natural History ) , informs me that green snakes react ...
Page 180
... green and 20 on brown plants ; 45 green specimens - 25 on brown and 20 on green plants . Thus , out of 110 specimens , 70 were exposed in surroundings against which they were contrasted , and 40 in surroundings with which they ...
... green and 20 on brown plants ; 45 green specimens - 25 on brown and 20 on green plants . Thus , out of 110 specimens , 70 were exposed in surroundings against which they were contrasted , and 40 in surroundings with which they ...
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