Adaptive Coloration in Animals |
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Page 31
Individuals have at their disposal a range of tints varying from dark brown ,
through reddish - brown and various shades of yellow , to a very pale greyish
white . Yet more striking are the changes recorded for Phrynobatrachus plicatus
by Ivan T.
Individuals have at their disposal a range of tints varying from dark brown ,
through reddish - brown and various shades of yellow , to a very pale greyish
white . Yet more striking are the changes recorded for Phrynobatrachus plicatus
by Ivan T.
Page 84
The same essential effects are seen once more in the feather masks of various
birds , and in the tracts of dark hair associated with the eye in different mammals .
And they are repeated again on the chitinous covering 1 2 3 FIG . 31. - Disruptive
...
The same essential effects are seen once more in the feather masks of various
birds , and in the tracts of dark hair associated with the eye in different mammals .
And they are repeated again on the chitinous covering 1 2 3 FIG . 31. - Disruptive
...
Page 336
Among the different genera and species are many which look like stems , twigs ,
or sticks of various descriptions : such forms may be green , or brown , or grey in
colour ; broad and bark - like - as in Cotylosoma dipneusticum , of Fiji ; large ...
Among the different genera and species are many which look like stems , twigs ,
or sticks of various descriptions : such forms may be green , or brown , or grey in
colour ; broad and bark - like - as in Cotylosoma dipneusticum , of Fiji ; large ...
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Contents
THE METHODS BY WHICH CONCEALMENT | 5 |
VARIABLE COLOUR RESEMBLANCE | 20 |
THE PRINCIPLE OF CONCEALMENT BY COUNTERSHADING | 35 |
22 other sections not shown
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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 London markings means method mimicry moths movements nature nest Notes objects observed occur particular pattern 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 tree various warning widely wings yellow young
Bibliographic information
| Title | Adaptive Coloration in Animals |
| Author | Hugh Bamford Cott |
| Contributor | Julian Sorell Huxley |
| Publisher | Methuen & Company, Limited, 1940 |
| Original from | Indiana University |
| Digitized | 15 jaan. 2009 |
| Length | 508 pages |
| Export Citation | BiBTeX EndNote RefMan |