Wednesday, September 16, 2009

A Sure Sign of Fall Drops In

I was out at National Wildlife Federation office in Reston on Monday and heard one of the early signs of fall -- big, fat acorns falling off trees, tearing through the canopy and crashing to the forest floor.

It was an encouraging sound in the wake of last year's odd acorn shortage. NWF naturalist David Mizejewski explains why acorns are so important to a wide range of animals:

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