Uroglaux dimorpha

General description: 

Small- headed and long- tailed. Whitish facial disc finely streaked black, without distinct edge, and with white eyebrows; upperparts profusely barred brown (rusty to buffy) and black; underparts light buff, boldly streaked black and brown; large bright yellow eyes; grey to black bill. Juvenile paler than adult.

Conservation status: 

Data deficient

Diagnostic description: 

Small- headed and long- tailed. Whitish facial disc finely streaked black, without distinct edge, and with white eyebrows; upperparts profusely barred brown (rusty to buffy) and black; underparts light buff, boldly streaked black and brown; large bright yellow eyes; grey to black bill. Juvenile paler than adult.

Behaviour: 

Size: 

30 - 33 cm

Phylogeny: 

Taxonomy:

    Athene dimorpha Salvadori, 1874, Sorong, New Guinea. Genus closely allied to Ninox; sometimes merged with latter, but wings more rounded. Monotypic. (source: Handbook of the Birds of World)
Distribution: 

Distribution:

    Irian Jaya and Papua New Guinea, including Yapen I; probably occurs throughout New Guinea, but known only from NW & SE.
Habitat: 

Lowland rainforest, forest edge and gallery forest in savanna, up to at least 1500 m.

Trophic strategy: 

Insects, small rodents, and large to medium- sized birds; latter include e.g. Wompoo Fruit Dove (Ptilinopus magnificus), 80% of weight of owl itself.

Reproduction: 

Downy fledgling seen in early Aug. No other information.

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith