both sight and smell about a present danger. This scent has been smelled by humans 65 to 100 feet downwind from alarmed animals. The major odor compound identified from this gland is 2-pyrrolidinone.

Range and ecology

Prior to the arrival of Europeans, the pronghorn was particularly abundant in the regions west of the Mississippi River which is still its primary range today. The amount of wildlife was considered to be so vast at one time that the prehistoric American Prairie--and

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