Ecological Pyramid - Pyramid of Numbers

Pyramid of Numbers

An ecological pyramid of numbers shows graphically the population of each level in a food chain.

The diagram to the right shows a (nonfictional) example of a five level pyramid of numbers: 10,000 fresh water shrimps support 1,000 bleak, which in turn support 100 perches followed by 10 northern pikes and finally one osprey.

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Famous quotes containing the words pyramid and/or numbers:

    So universal and widely related is any transcendent moral greatness, and so nearly identical with greatness everywhere and in every age,—as a pyramid contracts the nearer you approach its apex,—that, when I look over my commonplace-book of poetry, I find that the best of it is oftenest applicable, in part or wholly, to the case of Captain Brown.
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