Adaptive Coloration in AnimalsMethuen, 1957 - 508 pages |
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Page 56
... pattern made 10000 FIG . 9. - Stages in the construction of a disruptive pattern , showing the effect of strong con- trasts in tone between adjacent elements in the pattern up of sudden transitions of colour , sharply contrasted ...
... pattern made 10000 FIG . 9. - Stages in the construction of a disruptive pattern , showing the effect of strong con- trasts in tone between adjacent elements in the pattern up of sudden transitions of colour , sharply contrasted ...
Page 70
... pattern is sufficiently remarkable , and could hardly be dismissed as insig- nificant . However , subsequent investigation showed that coincident patterns of one kind or another occur frequently in the group , and widely among other ...
... pattern is sufficiently remarkable , and could hardly be dismissed as insig- nificant . However , subsequent investigation showed that coincident patterns of one kind or another occur frequently in the group , and widely among other ...
Page 93
... pattern are interrupted at , or near , the margin . ( Conversely , the contour is accentuated when the pattern conforms to its border . ) The essential point is that for purposes of concealment , the pattern must cut across rather than ...
... pattern are interrupted at , or near , the margin . ( Conversely , the contour is accentuated when the pattern conforms to its border . ) The essential point is that for purposes of concealment , the pattern must cut across rather than ...
Contents
THE METHODS BY WHICH CONCEALMENT | 5 |
ADAPTIVE RADIATION IN COLOUR RESEMBLANCE II | 11 |
COLOUR RESEMBLANCE DUE TO CHOICE OF APPROPRIATE BACKGROUNDS | 18 |
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Common terms and phrases
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