Tens of Millions of Western Birds Depend on These Two Regions During Migration
January 26, 2021 —
California’s Central Valley and the Colorado River Delta are critical stopover sites for dozens of migrant species, according to new research.
Ô¼ÅÚÊÓÆµ Scientists Reveal Migration Bottlenecks Used by Tens of Millions of Birds
January 26, 2021 —
New study details how California’s Central Valley and the Colorado River Delta in Mexico provide food and shelter for globally significant numbers of migratory birds.
Grebes Like Their Meals with a Side of Feathers—Here's Why
January 25, 2021 —
Eating (and spitting up) their own plumes helps these diving birds to safely digest brine shrimp exoskeletons and other rigid foods.