On this day in Lewis & Clark history...
The Expedition continues to wait for spring at their winter camp on the Wood River. Lewis observes the weather, the return of the Great blue heron, and notices that the sugar maple sap is running.
From the journals...
[Weather Journal for February 13, 1804]
the fist appearance of the blue crain, sugar trees run
Great blue heron, Ardea herodias
Photo: March 30, 2012 at Ridgefield NWR.