The barn owl's right ear opens slightly upward while its left ear opens slightly downward. This asymmetry is most useful for enabling the owl to detect the ________ of a sound.

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The asymmetry of the barn owl's ears allows it to determine the location of sounds more accurately. This is because the slight difference in the arrival time and intensity of the sound in each ear provides the brain with information about the sound's direction. The owl's ability to locate prey solely by its sound is crucial for survival, especially in low-light conditions.

The Barn Owl's Right Ear Opens Slightly Upward While Its