and rhino horn. Not much is understood about helmeted hornbill behavior, but they’re known to use their casques to joust while in flight, perhaps in competition for nesting sites or fruit trees.

They are cavity nesters, which means that they find a hole in a tree and turn that into a nest. Unlike other cavity-dwellers like woodpeckers and many ducks, the female Rhinoceros Hornbill almost ...

The Sarawak Forestry Corporation (SFC) has confirmed another successful nesting season for the Oriental Pied Hornbill (OPH) at PNR, following the fledging of Valentine and her chick. "On March 5 ...