The San Diego Audubon Society's Conservation Program is dedicated to the protection of birds, other wildlife, and their habitats.
San Diego County hosts more biodiversity than any other area of comparable size in the contiguous United States. This includes avian diversity, giving San Diego the reputation of being one of the two “Birdiest” counties in the continental U.S! Unfortunately, our county also has the distinction of having the greatest number of endangered, threatened, and sensitive species than any comparable land area in the continental United States.
San Diego County contains more rare, threatened, and endangered species than any comparable land area in the continental United States.
Indeed, the County boasts the largest bird list of any similarly sized area in the United States at almost 500 species.