Striated Heron (Butorides striata)
Linnaeus, 1758. 26 subspecies recognized, here are shown striata (Brazil) and sundevalli (Galapagos Islands).
Adult General plumage plumbeous grey, with dark, very contrasted cap. Pale throat. Brown and white streaked stripe from throat to belly. Pale borders of wing feathers. Yellow iris. Greenish lores, lower mandible and legs.