<p>Dots on the tundra are actually...... CARIBOU on their southward migration. Hikers are sometimes lucky to see their antlers appear first on the horizon, followed slowly by the rest of the body.
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Distant caribou on fall tundra
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/41585865@N06">Western Arctic National Parklands</a>
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<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/nps_wear/9849591923/">Mystery Dots</a>