Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 38
... PRODUCED BY BLENDED PATTERNS Countershading , as considered above , depends upon the employment of graded tones of colour . The view that certain patterns found on animals produce the same result when they have become blended with ...
... PRODUCED BY BLENDED PATTERNS Countershading , as considered above , depends upon the employment of graded tones of colour . The view that certain patterns found on animals produce the same result when they have become blended with ...
Page 227
... produced by the issuing of a gas under pressure through an orifice is commonly used for purposes of warning or intimidation by snakes and lizards . It must be remembered that the general coloration in both these groups is cryptic . But ...
... produced by the issuing of a gas under pressure through an orifice is commonly used for purposes of warning or intimidation by snakes and lizards . It must be remembered that the general coloration in both these groups is cryptic . But ...
Page 405
... produced - the posterior part of its thorax being represented by the blue anterior third of the beetle's elytra ; the abdomen with the superimposed wings by the brown middle zone ; the tips of the wings , which in the model project ...
... produced - the posterior part of its thorax being represented by the blue anterior third of the beetle's elytra ; the abdomen with the superimposed wings by the brown middle zone ; the tips of the wings , which in the model project ...
Contents
SEASONAL DIMORPHISM | 17 |
MORPHOLOGICAL COLOUR | 24 |
OBLITERATIVE SHADING | 35 |
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Common terms and phrases
adaptive coloration advertisement African antenn¿ aposematic aposematic animals appearance attack attitude autotomy 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 cryptic resemblance dark deceptive defence device display disruptive pattern dorsal eaten Edward Poulton effect eggs enemies environment evidence example exhibited experiments exposed fact feeding fishes frogs function genus grasshoppers green grey group of animals habits Hingston Hymenoptera illustrated insects instance instinct larva larv¿ later leaf Lepidoptera light lizards mammals markings mimetic mimicry moths nature nest nidifugous Nightjars nocturnal observed optical Orthoptera phenomena pigment Poulton predators predatory prey principle procryptic protective referred relation remarkable rest seen shade significant similar snakes species specimens spider Stone-Curlew striking surface surroundings tail tegmina tion toads tone various visual warning coloration widely wings yellow Zool