Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 14
... slopes are the pale buff and tawny hues of the soil . But on an extensive lava flow in this region the White - throated Wood - rat and the Rock Pocket - mouse , characteristic of the adjacent mountain slopes , are replaced by black ...
... slopes are the pale buff and tawny hues of the soil . But on an extensive lava flow in this region the White - throated Wood - rat and the Rock Pocket - mouse , characteristic of the adjacent mountain slopes , are replaced by black ...
Page 110
... slopes tend to neutralize variations of tone due to surface relief . Many years ago Poulton pointed out that certain twig - like Geometrid larvæ , such as those of the Early Thorn Moth ( Selenia bilunaria ) and Brimstone Moth ( Rumia ...
... slopes tend to neutralize variations of tone due to surface relief . Many years ago Poulton pointed out that certain twig - like Geometrid larvæ , such as those of the Early Thorn Moth ( Selenia bilunaria ) and Brimstone Moth ( Rumia ...
Page 378
... slopes of Teneriffe , and in the barren tracts of Fuerteventura , I have repeatedly been struck by the effectiveness of this type of coloration in grasshoppers such as abound in these districts , but which are rarely seen until a ...
... slopes of Teneriffe , and in the barren tracts of Fuerteventura , I have repeatedly been struck by the effectiveness of this type of coloration in grasshoppers such as abound in these districts , but which are rarely seen until a ...
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