Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 52
... Contrast . The greater the contrast in tone between adjacent elements in an animal's pattern , the greater will be its disruptive function . Broadly speaking ( and provided the design used conforms to the nature of the environment ) ...
... Contrast . The greater the contrast in tone between adjacent elements in an animal's pattern , the greater will be its disruptive function . Broadly speaking ( and provided the design used conforms to the nature of the environment ) ...
Page 57
... contrast is especially marked in head disguises . For instance , Constrictor constrictor ( Plate 24 ) wears a light patch on the upper jaw immediately below the bold dark patch associated with the eye . Similar contrasts are presented ...
... contrast is especially marked in head disguises . For instance , Constrictor constrictor ( Plate 24 ) wears a light patch on the upper jaw immediately below the bold dark patch associated with the eye . Similar contrasts are presented ...
Page 60
... contrast effects are found in the Reeve , Cream - coloured Courser , Stone - Curlew , Bittern , Quail , and many other birds . The principle is illustrated even better by the newly hatched young of the Ringed Plover . The coloration of ...
... contrast effects are found in the Reeve , Cream - coloured Courser , Stone - Curlew , Bittern , Quail , and many other birds . The principle is illustrated even better by the newly hatched young of the Ringed Plover . The coloration of ...
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