Perched on a branch as it tries to get some food out from its mouth to give to the female that is showing its head out, Great Indian Hornbill Buceros bicornis, Khao Yai National Park, Thailand

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