Red-masked Parakeet

Also known as cherry-headed conure or the red-headed conure.
These are a couple of the feral ones of San Francisco.
Red mask ove the face and part of the head. Pale ring of flesh around the eye and red shoulders and under the wing. Most of the rest of the bird's body is green. Noisy birds. When one squawks they all follow simultaneously.Tolerate of bay area cold weather and found usually high up to watch for predators.