Datta, AparajitaRawat, G.S.2025-01-202001http://192.168.202.180:4000/handle/123456789/342The tropical forests in north-east India have a diverse assemblage of hornbills (Bucerotidae), ranging from the cooperatively breeding Brown hornbills (Anorrhinus spp.) to the monogamous and territorial Great hornbill (Buceros b{cornis). Focussing on three sympatric species, the Great hom bill (Buceros bicornis), the Wreathed hornbill (Aceros undulatus), and the Oriental Pied hornbill (Anthracoceros albirostris), in a lowland semievergreen forest of Arunachal Pradesh this study attempted. the dispersal syndromes of tree species were evaluated, and their patterns of flowering and fruiting examined. The study was conducted in the lowland semievergreen forests of Pakhui National Park, western Arunachal Pradesh.enBirdsSympatric hornbillsHornbillsNorthEast IndiaGreat hornbillOriental Pied hornbillWreathed hornbillArunachal PradeshPhenological patternFruiting patternPakhui National ParkTropical forestThesis