
Javan Owlet
NameJavan Owlet
Common NameJavan Owlet
Scientific NameGlaucidium castanopterum
FamilyStrigidae
Wingspan (cm)38
Length (cm)21
Weight (g)120
Plumage DetailsUpperparts are dark rufous-brown with fine barring on the crown and nape, and some white spotting on the wings. Underparts are white with prominent rufous-brown streaking on the breast and flanks. The facial disc is indistinct, and the eyes are a striking bright yellow.
Vocalization / CallIts vocalization is typically a series of rapid, hooting notes, often described as a 'hoo-hoo-hoo' or 'puk-puk-puk' sequence.
Primary Dietcarnivore
Primary Habitatsforest
Conservation Statusleast-concern
Geographic RangeEndemic to the island of Java, Indonesia, where it is found in suitable forest habitats.
Identifying FeaturesSmall size, Bright yellow eyes, Finely barred crown and nape, Rufous-brown streaking on white underparts, Lack of ear tufts
Description
The Javan Owlet is a small, compact owl endemic to Java, characterized by its bright yellow eyes and finely barred plumage. It is primarily nocturnal and crepuscular, often found perched upright in forest trees.





