Boreus nivoriundus -  Irwin Run, Allegheny County, Pennsylvania, USA February 9, 2015 Size: 3 mm (approx.)
Air temp about -4°C. Standing on snow adjacent to Polytrichum moss. Relatively inactive; temperature probably approaching lower activity limit.
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Contributed by Ben Coulter on 9 February, 2015 - 8:13pm Last updated 14 February, 2015 - 3:12pm |