A Gathering at Colusa National Wildlife Refuge
10,000 Birds
NOVEMBER 4, 2015
As I always do on the way home, following a short visit to the San Francisco Bay Area, I take in at least one of the National Wildlife Refuges (NWR) found in the Sacramento Valley. There were not only Cattle Egrets and Great Egrets ( Ardea alba ) but Snowy Egrets ( Egretta thula ) as well.
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