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Nature Picks: Things that don't belong

When unusual weather occurrences happen, like snow storms in late May, it can alter the migratory paths of wildlife, and species may be found in places it is uncommon for them to be. Among birds, this is sometimes referred to as an irruption, where one or more species moves south out of their normal ranges in search of food.

As happened in Lincoln this spring, birds may also be seen at lower eleva...


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