Seen perched at the opening of its nest looking to the left and then flies away, Great Pied Hornbill Buceros bicornis, Khao Yai National Park, Thailand

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