Bird flu has devastated poultry and dairy farms, and sent the price of eggs soaring in the United States since it was first ...

TUCSON, Ariz.— Grazing by the livestock industry has damaged at least 57% of the critical habitat of western yellow-billed cuckoos in public grazing allotments in Arizona and New Mexico, according to ...

MARBLE CANYON, Ariz. — Nestled among Arizona’s colossal Vermilion Cliffs, an inconspicuous building bustles with the sounds of flapping wings. Inside the remote building, no larger than a ...