• The 15th annual Point Reyes Birding & Nature Festival features more than 50 guided field events from April 19 to 21 in Marin and Sonoma counties. Prices vary. For more information, visit pointreyesbirdingfestival.org. • The Fairfax Open Space Committee and Fairfax Parks and Recreation host a “BioBlitz” walk with an emphasis on local biodiversity […]