Adaptive Coloration in Animals |
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Page 26
In August , when the herbage is dried and yellow , the grasshoppers still feed in
the same spots , but now they are brown and scorched - looking , in the perfect
similitude of bits of straw . ' ( 3 ) Adjustable Resemblance of Insects to Areas ...
In August , when the herbage is dried and yellow , the grasshoppers still feed in
the same spots , but now they are brown and scorched - looking , in the perfect
similitude of bits of straw . ' ( 3 ) Adjustable Resemblance of Insects to Areas ...
Page 27
Thus when Kerville transferred a specimen with a yellow abdomen from the
yellow corolla of Ranunculus acris to the greenish - white Viola tricolor , it
gradually assumed the colour of its new surroundings ; while a white - andgreen
individual ...
Thus when Kerville transferred a specimen with a yellow abdomen from the
yellow corolla of Ranunculus acris to the greenish - white Viola tricolor , it
gradually assumed the colour of its new surroundings ; while a white - andgreen
individual ...
Page 216
The same principle is illustrated by a stone - like locust nymph of North Africa ,
which exposes in display the bright yellow inner surfaces of its hind femora . The
habit of displaying sematic surfaces has been evolved independently in several ...
The same principle is illustrated by a stone - like locust nymph of North Africa ,
which exposes in display the bright yellow inner surfaces of its hind femora . The
habit of displaying sematic surfaces has been evolved independently in several ...
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Contents
THE METHODS BY WHICH CONCEALMENT | 5 |
ADAPTIVE RADIATION IN COLOUR RESEMBLANCE II | 11 |
COLOUR RESEMBLANCE DUE TO CHOICE OF APPROPRIATE BACKGROUNDS | 18 |
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Common terms and phrases
adaptive animals aposematic appearance associated attack attention attitude background become bees belonging birds body brown butterflies caterpillars certain closely colour combined concealment considered conspicuous contrast cryptic dark deceptive depends described developed device directed display disruptive effect eggs enemies environment evidence example exhibited experiments fact feeding field fishes frequently frogs function further green ground habits hand head highly illustrated important individuals insects instance interesting kind known larv¿ later leaf leaves less light living lizards markings means method mimicry moths movements nature nest objects observed occur particular pattern perfect position predators present prey principle produced protective referred relation relatively remarkable resemblance rest says seen selection shade side significant similar snakes species spider striking structure surface surroundings toads tone various warning widely wings yellow young