Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 265
... frogs are poorly equipped for escape- they cannot fly , and at best their powers of locomotion are relatively feeble ... frogs by the naturalist and explorer , Thomas Belt ( 45 ) : In the woods around Santo Domingo there are many frogs ...
... frogs are poorly equipped for escape- they cannot fly , and at best their powers of locomotion are relatively feeble ... frogs by the naturalist and explorer , Thomas Belt ( 45 ) : In the woods around Santo Domingo there are many frogs ...
Page 280
... Frogs - The investigation by Schaeffer ( 557 ) to test the facility with which Frogs learned to avoid disagreeable food ( hairy caterpillars and chemically treated or electrically stimulated earthworms ) throw considerable light on the ...
... Frogs - The investigation by Schaeffer ( 557 ) to test the facility with which Frogs learned to avoid disagreeable food ( hairy caterpillars and chemically treated or electrically stimulated earthworms ) throw considerable light on the ...
Page 302
... frogs , only 20 , or 0.17 per cent . , belong to the typically aposematic group ' AA ' . It might , of course , be objected that frogs - feeding at random - disgorge the unpalatable insects after they have been captured and their ...
... frogs , only 20 , or 0.17 per cent . , belong to the typically aposematic group ' AA ' . It might , of course , be objected that frogs - feeding at random - disgorge the unpalatable insects after they have been captured and their ...
Contents
SEASONAL DIMORPHISM | 17 |
MORPHOLOGICAL COLOUR | 24 |
OBLITERATIVE SHADING | 35 |
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Common terms and phrases
adaptive coloration advertisement African antennæ 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 larvæ 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