If you're following our coverage of spring migration, you already know that we're big fans of eBird. But the folks behind eBird have another great tool to track spring migration, and it's called BirdCast. Lots of great information there.
By Garrison Frost
April 18, 2013
HOTSPOT: Flyover of California's Birds and Biodiversity
California is a global biodiversity hotspots, with one of the greatest concentrations of living species on Earth.