Adaptive Coloration in AnimalsMethuen, 1957 - 508 pages |
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Page 103
... shadows ; for it happens often , in distant effect , that the shadow is by much a more important element than the substance . RUSKIN Hitherto I have attempted to show how colour and tone , light and shade , form and contour - by whose ...
... shadows ; for it happens often , in distant effect , that the shadow is by much a more important element than the substance . RUSKIN Hitherto I have attempted to show how colour and tone , light and shade , form and contour - by whose ...
Page 104
... shadow , can be hidden or extinguished . The character of a cast shadow depends , among other factors , upon the nature of the surface upon which it happens to fall . If spread upon a smooth surface ( for instance , on flat sand , or ...
... shadow , can be hidden or extinguished . The character of a cast shadow depends , among other factors , upon the nature of the surface upon which it happens to fall . If spread upon a smooth surface ( for instance , on flat sand , or ...
Page 112
... shadow - markings are of course out of all relation to the shape of the animal which displays them , though often enough typical of shadows in the animal's environment ; and they tend , therefore , greatly to strengthen the deceptive ...
... shadow - markings are of course out of all relation to the shape of the animal which displays them , though often enough typical of shadows in the animal's environment ; and they tend , therefore , greatly to strengthen the deceptive ...
Contents
THE METHODS BY WHICH CONCEALMENT | 5 |
ADAPTIVE RADIATION IN COLOUR RESEMBLANCE II | 11 |
COLOUR RESEMBLANCE DUE TO CHOICE OF APPROPRIATE BACKGROUNDS | 18 |
Copyright | |
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adaptive coloration advertisement Africa antennæ aposematic appearance attack attitude background bark bees beetles behaviour birds body brown Bufo butterflies camouflage caterpillars chromatophores closely colour colour-scheme concealing coloration conspicuous contrast correlated countershading crab Crustacea cryptic coloration cryptic resemblance dark deceptive device display disruptive pattern dorsal eaten Edward Poulton effect eggs enemies environment evidence example exhibited experiments fact feeding figs fishes frogs function geckos genus grasshoppers green grey groups of animals habits head Hymenoptera illustrated insects instance instinct Journ larva larvæ later leaf Lepidoptera light lizards London mammals mantis markings mimetic mimicry mimics moths nature nest Nightjars observed optical Orthoptera Pará patches pigment Polychrus marmoratus Poulton predators prey principle Proc procryptic protective referred relation remarkable rest seen shade shadow significant similar snakes species specimens spider Stone-Curlew striking surface surroundings tail tegmina toads tone tropical various visual warning coloration wings yellow Zool