Want to make a difference?Participate in the GBBC. Submit your bird counts and photos. Data is used to monitor bird populations, migration patterns and health.This is a four day event, Fri Feb 13 thru Mon Feb16. Anyone can participate for as little a 15 minutes on one day or all day on all days. Go to www.birdsource.org/gbbc for more information or stop by Lake Bluff Sanctuary in Manistee.