Great Hornbill Buceros bicornis an individual seen on a branch looking up and around while the wind blows in Khao Yai National Park, Thailand

concavecasqued hornbill hornbills great hornbill buceros bicornis bucerotidae fruiting tree yellow bill frugivore large bird frugivorous bird in the habitat foraging perch bucerotiformes nest conservation plumage birds southeast asia anthracoceros tropical forest nesting habitat khao yai fruits tree thailand national park branch longlived great indian insectivore nature semievergreen jungle rainforest tropical world heritage unesco feathers black casque vulnerable massive bill forest wings burrow indian subcontinent pied fishing