Thank a lemming
10,000 Birds
DECEMBER 27, 2011
Most provinces and most northern states have had sightings, and the irruption has extended as far south as Oklahoma (so far). The Collared Lemming is unique amongst rodents in that it changes colour in the winter to white. If they each raised nine owlets, the owlets alone would have eaten over 25,000 lemmings from that valley.
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