Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 19
... grass . The distribution in this case was as follows : 5 nests containing eggs : 4 in horse dung ; I in grass . 12 empty nests or scrapes : 6 in horse dung ; 6 in grass . The area of this field actually covered by droppings was possibly ...
... grass . The distribution in this case was as follows : 5 nests containing eggs : 4 in horse dung ; I in grass . 12 empty nests or scrapes : 6 in horse dung ; 6 in grass . The area of this field actually covered by droppings was possibly ...
Page 26
... Grass Fires - More remarkable , however , is the case discussed by Poulton ( 514 ) of African insects which bear a resemblance to the blackened areas caused by grass fires . A variety of species belonging to several families taken by ...
... Grass Fires - More remarkable , however , is the case discussed by Poulton ( 514 ) of African insects which bear a resemblance to the blackened areas caused by grass fires . A variety of species belonging to several families taken by ...
Page 337
... grass . Others , such as Cannula linearis , simulate stumps of burnt grass . Others again , such as the Sumatran Systella rafflesii , have reproduced the resemblances to broader leaves more commonly imitated by various Tettigoniid ...
... grass . Others , such as Cannula linearis , simulate stumps of burnt grass . Others again , such as the Sumatran Systella rafflesii , have reproduced the resemblances to broader leaves more commonly imitated by various Tettigoniid ...
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