Peregrine falcons, the world’s fastest and most widespread raptors, recovered spectacularly after pesticides that nearly drove them to extinction were banned and captive-bred birds were rewilded, ...

The crow-sized, slate-blue-backed peregrine falcon, with its bright yellow feet, soars across the skies from Greenland’s Arctic tundra to the steppe plains of Patagonia in South America. Falco ...