A large white waterbird with a hefty bill and a yellow-orange throat pouch. Note the pink bare skin around eye that extends towards the bill. Young birds have browner overall plumage relative to adults with brown upper wings and a brown head. Legs are pink. In flight shows dark flight feathers which contrast with the rest of the wing. Often seen fishing cooperatively, swimming in a wide arc to round up the fish and then scoop them into their pouch.