He says the Swainson hawks are hungry with good reason, as they've stopped in Anza-Borrego on their annual 6,000-mile migration from South America to the plain states of the U.S.

VACAVILLE (KPIX 5) -- There's a protected hawk bringing bridge construction to a halt in the Bay Area. The protected Swainson's Hawk is delaying much needed repairs to some Interstate 80 overpasses.

While the Swainson’s thrush is not a spectacular, ornate species that would be likely to grab one’s attention, its plaintive whistle sends a seasonal message to anyone willing to listen. This ...