Adaptive Coloration in AnimalsMethuen, 1957 - 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 317
... produced . Hugh B. Cott : ( 1 ) Actual Thinness Produced by Compression or Depression of the Body - Sometimes , of course , the quality is real , and is effected , as we have already seen , by extreme compression , as in the fishes ...
... produced . Hugh B. Cott : ( 1 ) Actual Thinness Produced by Compression or Depression of the Body - Sometimes , of course , the quality is real , and is effected , as we have already seen , by extreme compression , as in the fishes ...
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
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 antenn¿ 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 larv¿ 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