As a secretive nocturnal species occurring on islands rarely visited by scientists, it is perhaps not surprising that very little is known about this bird’s ecology.
This frogmouth produces 2 types of vocalisation, presumably for territorial purposes, or contact, although it is not clear which of the sexes utters them. They are:
The breeding biology of this species is almost completely unknown and its eggs have yet to be described.
The only nest found so far (August 1964) contained a single young that was estimated to be close to fledging (Schodde 1977). The nest platform was constructed from sticks and was built on a horizontal fork in a branch about 25 metres above the forest floor.