Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 27
... developed in Cephalopoda - the final goal of molluscan evolution ; in Crustacea , and exceptionally among insects ; and in the three lowest classes of vertebrates - fishes , amphibians , and reptiles . Among mam- mals and birds ...
... developed in Cephalopoda - the final goal of molluscan evolution ; in Crustacea , and exceptionally among insects ; and in the three lowest classes of vertebrates - fishes , amphibians , and reptiles . Among mam- mals and birds ...
Page 159
... developed in rela- tion to increased speed in the pursuer ; or defensive armour in relation to aggres- sive weapons ; so the perfection of concealing devices has evolved in response to increased powers of perception , which in many ...
... developed in rela- tion to increased speed in the pursuer ; or defensive armour in relation to aggres- sive weapons ; so the perfection of concealing devices has evolved in response to increased powers of perception , which in many ...
Page 408
... developed independently by widely dissimilar groups of animals , and among species having utterly different modes of life - history ; and sometimes , moreover , they are pro- duced by precisely analogous methods in widely separated ...
... developed independently by widely dissimilar groups of animals , and among species having utterly different modes of life - history ; and sometimes , moreover , they are pro- duced by precisely analogous methods in widely separated ...
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