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In ecology, crypsis is the ability of an animal or a plant [1] to avoid observation or detection by other animals. It may be part of a predation strategy or an antipredator adaptation . Methods include camouflage , nocturnality , subterranean lifestyle and mimicry .
Underwater camouflage is the set of methods of achieving crypsis—avoidance of observation—that allows otherwise visible aquatic organisms to remain unnoticed by other organisms such as predators or prey. Camouflage in large bodies of water differs markedly from camouflage on land. The environment is essentially the same on all sides.
Farther inland, a series of moraines surrounds the Chicago Plain. This surrounding area is hilly and higher than the Chicago Plain. Past the moraines, the land flattens out again, but is interspersed with a few deep river valleys such as the Illinois River, Fox River, Des Plaines River, and Kankakee River. Here you may find rock cliffs and rock ...
Chicago will face another lost decade.”--Rahm Emanuel, 1 March 2012 $7 bn Trust Project Partners 501(c)3 non-profit status $1.0 bn already committed for public building Energy Retrofit Private & Not-for-Profit Funding Sources: unions, foundations, equity, mutual, pension, sovereign funds Pioneer Private Partners, Energy Retrofit project:
In 1965, the Illinois General Assembly named the area after William W. Powers. [1] Powers had been a Chicago alderman on the Chicago City Council and Illinois General Assembly legislator in the 1920s, and used the site for picnics to feed the needy during the Great Depression. [3] The park also has a military history.
The coloration of the Papuan frogmouth Podargus papuensis, its outline disrupted by its plumage, its eye concealed in a stripe, is an effective anti-predator adaptation. Disruptive coloration (also known as disruptive camouflage or disruptive patterning ) is a form of camouflage that works by breaking up the outlines of an animal, soldier or ...
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This adaptation allows them to hide within their environment because of a resemblance to the general background or an inedible object. [2] When an insect looks like an inedible or inconsequential object in the environment that is of no interest to a predator, such as leaves and twigs, it is said to display mimesis , a form of crypsis .