COUNTING BIRDS YOU CAN’T SEE?
November 26, 2009
By Point Blue at Los Farallones
Effective conservation of a species requires that you have some idea as to how many individuals there are in a population, whether the population is stable, growing, or declining, and what factors may influence those trends. The Farallon Islands are home to the largest seabird colony in the contiguous United States and currently have more than […]