Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 31
... various shades of yellow , to a very pale greyish white . Yet more striking are the changes recorded for Phrynobatrachus plicatus by Ivan T. Sanderson in the Cameroons . One individual , whose head and back were green and brown when ...
... various shades of yellow , to a very pale greyish white . Yet more striking are the changes recorded for Phrynobatrachus plicatus by Ivan T. Sanderson in the Cameroons . One individual , whose head and back were green and brown when ...
Page 34
... various chromatic elements forming the physical basis for colour - change ; and in the physiological method of control . From a structural standpoint , the various types of chromatic element bear little resemblance . Those of ...
... various chromatic elements forming the physical basis for colour - change ; and in the physiological method of control . From a structural standpoint , the various types of chromatic element bear little resemblance . Those of ...
Page 336
... various descriptions such forms may be green , or brown , or grey in colour ; broad and bark - like — as in Cotylosoma dipneusticum , of Fiji ; large - bodied and branch- like - as in Cyphocrania gigas , of Amboina ; or extremely ...
... various descriptions such forms may be green , or brown , or grey in colour ; broad and bark - like — as in Cotylosoma dipneusticum , of Fiji ; large - bodied and branch- like - as in Cyphocrania gigas , of Amboina ; or extremely ...
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