Farming areas that use lots of fertilizers and pesticides stood out for the swift and accelerating decline of their bird ...

A new study finds North American bird populations keep dropping, and that decline is speeding up for many species.

With every passing year, the springtime chorus grows quieter. There are fewer song sparrows cheeping amid the shrubs and grasses. The high-pitched trill of the indigo bunting is muted. Even the ...

WASHINGTON (AP) — Billions fewer birds are flying through North American skies than decades ago and their population is shrinking ever faster, mostly due to a combination of intensive agriculture and ...