These parrots came to Los Angeles as pets - then went wild. Now scientists are unlocking their mysteries

Once escapees from the pet trade, Los Angeles's feral parrots have become a vibrant part of city life, and could even aid conservation in their native homelandsA morning mist hung over the palm trees as birds chattered and cars roared by on the streets of Pasadena. It was a scene that evoked a tropical island rather than a bustling city in north-east Los Angeles county."It feels parrot-y," says Diego Blanco, a research assistant at Occidental College's Moore Laboratory of Zoology, nodding to the verdant flora that surrounds us: tall trees and ornamental bushes with berries. Continue reading...