Blue Nawab
Common NameBlue Nawab
Scientific NamePolyura schreiber
FamilyNymphalidae
SubfamilyCharaxinae
Wingspan (mm)85
Primary Colorswhite, pale green, black, reddish-brown
HabitatTropical and subtropical forests, forest edges, often near streams
Geographic RangeSoutheast Asia (India, Myanmar, Thailand, Malaysia, Indonesia, Philippines)
Host PlantsDalbergia, Acacia, Albizia
Flight PeriodYear-round in tropical regions, with peaks during certain seasons
Conservation Statusleast-concern
Lifecycle NotesEggs are laid singly on host plants. The caterpillars are green with horned heads, and they pupate into a green chrysalis.
Identification TipsIdentify by the distinctive pale underside with bold dark stripes and reddish-brown crescents, coupled with the two pointed tails on each hindwing. The iridescent blue upperside is also a key feature when visible.
Description
A medium-large butterfly with a pale, cryptic underside featuring prominent dark stripes and reddish-brown markings, especially on the hindwings which bear two distinct tails. The upperside is typically iridescent blue.
