Adaptive Coloration in AnimalsMethuen, 1957 - 508 pages |
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Page 16
... ground colour , with blackish- brown or reddish - brown specks and blotches . These eggs are ' exactly like the ground upon which they are deposited ' , and when in situ are practically invisible . In subsequent years a large series of ...
... ground colour , with blackish- brown or reddish - brown specks and blotches . These eggs are ' exactly like the ground upon which they are deposited ' , and when in situ are practically invisible . In subsequent years a large series of ...
Page 125
... ground breeders , and particularly to such timid or wary species as are inclined , like the Lapwing , Curlew , Redshank , Oyster- Catcher , Stone Curlew , and certain Terns and Gulls , to quit the clutch early and slip quietly away on ...
... ground breeders , and particularly to such timid or wary species as are inclined , like the Lapwing , Curlew , Redshank , Oyster- Catcher , Stone Curlew , and certain Terns and Gulls , to quit the clutch early and slip quietly away on ...
Page 186
... ground and becomes invisible to the bird . This I have noticed many times . The bird hovers a moment or two , scanning the surface a few feet below , then rises again and waits until another Grayling takes wing and gives it another ...
... ground and becomes invisible to the bird . This I have noticed many times . The bird hovers a moment or two , scanning the surface a few feet below , then rises again and waits until another Grayling takes wing and gives it another ...
Contents
THE METHODS BY WHICH CONCEALMENT | 5 |
ADAPTIVE RADIATION IN COLOUR RESEMBLANCE II | 11 |
COLOUR RESEMBLANCE DUE TO CHOICE OF APPROPRIATE BACKGROUNDS | 18 |
Copyright | |
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adaptive coloration advertisement Africa antennæ aposematic appearance attack attitude background bark bees beetles behaviour birds body brown Bufo butterflies camouflage caterpillars chromatophores closely colour colour-scheme concealing coloration conspicuous contrast correlated countershading crab Crustacea cryptic coloration cryptic resemblance dark deceptive device display disruptive pattern dorsal eaten Edward Poulton effect eggs enemies environment evidence example exhibited experiments fact feeding figs fishes frogs function geckos genus grasshoppers green grey groups of animals habits head Hymenoptera illustrated insects instance instinct Journ larva larvæ later leaf Lepidoptera light lizards London mammals mantis markings mimetic mimicry mimics moths nature nest Nightjars observed optical Orthoptera Pará patches pigment Polychrus marmoratus Poulton predators prey principle Proc procryptic protective referred relation remarkable rest seen shade shadow significant similar snakes species specimens spider Stone-Curlew striking surface surroundings tail tegmina toads tone tropical various visual warning coloration wings yellow Zool