It appears in satellite pictures like great blotches of blue and green ink; swirling, spreading, sinking into parchment paper.

The birds scattered in every direction as the first drumbeat thundered across the plaza outside Paris’s Centre Pompidou, heralding the start of Pharrell Williams’ latest Louis Vuitton spectacle.

The osprey population on the Eastern Shore has dropped to just 18 birds, and scientists at William & Mary’s Center for ...

Since 1500, about 150 bird species have gone extinct, according to the International Union for the Conservation of Nature. A ...