Join a park ranger to explore the world of motherhood in the natural world. Learn about the strategies that have evolved around the rearing of offspring in the world of birds, insects, reptiles, and mammals, and all of the challenges that mothers face. If questionable weather, call (415) 893-9527 after 8am on the morning of the event to hear a recorded message if cancelled. Questions: Contact David Herlocker at (415) 893-9508. From Hwy 101 in Novato, take the exit for Atherton Ave east 1.7 miles. Turn right onto Olive Ave and left onto Deer Island Ln. The gate is on your right.