Striated Heron Catches Fish and Swallows it

striated heron caught catch fish little heron grey mangrove heron greenbacked small heron behavior trait wetland stream water still motionless hunting fishing strike dive head submerge prey eat feed swallow alive small river slow motion edge wait ambush eating beak feeding bird foraging riverbank water surface bill butorides striata small fish wildlife bluegrey wild animal south korea forage