Ellen, in her forty-plus years in the Bay Area, has studied biology, physiology and natural history and has hiked extensively at Point Reyes National Seashore and the Sierra Nevada. She has a passion for our local flora and fauna, especially birds and mammals. She is a leader with the annual CBC4Kids program at Point Reyes and as a docent at the East Bay Regional Parks District’s Botanic Garden in Tilden Park where she leads tours of the all-native garden with children and adults. She also leads private natural history trips around the Bay Area and to the central valley during fall and winter to observe the annual migration of geese, ducks, swans and a multitude of other birds and wildlife.