Using Definitions and Examples

On Friday, we visited the arboretum, a garden dedicated to the exhibition of trees and plants.

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I saw the entomologist --a scientist who studies insects--cradle the giant dung beetle in her palm.

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Phobias, such as fear of heights, water or confined spaces, are difficult to eliminate.

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The children were able to observe several crustaceans, including crabs, lobsters and shrimp.

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Archaeology is defined as the scientific study of the material remains of past human life and activities.

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Some large sharks swim at all time with their mouth agape (wide open) to take in oxygen.

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Aphids, pear-shaped sucking insects, appear on garden roses in May and June.

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Forest floors are frequently covered with fungi, for example, molds, mildew and mushrooms.

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All animals share the same vital needs; for instance, they all need food, water and shelter to survive.

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The total change in the form and shape of a caterpillar is called metamorphosis.

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