Don Herbison-Evans (
donherbisonevans@yahoo.com )
&
Stella Crossley

Danaus genutia
(Photo: courtesy of
Khew Sin Khoon)
The Caterpillar of this species is varies in colour from beige to black. It has pale spots and transverse bands. It has a pair of long tentacles on the thorax, and shorter pairs behind the thorax and on the tail. It grows to a length of about 3 cms. It feeds on various plants from the family ASCLEPIADACEAE including :

The adult butterflies are orange with wide black borders around the wings, and a variable number of white spots in the black tips of the forewings. The wingspan is about 6 cms.
The eggs are bullet shaped and have a height of about 0.7 mm. They are cream coloured and laid singly on the underside of older leaves and stems of a foodplant.

The species occurs as several subspecies throughout south-east Asia, including :
Further reading :
C.E. Meyer,
Notes on the Life History of
Danaus genutia alexis (Waterhouse and Lyell)
(Lepidoptera: Nymphalidae: Danainae),
The Australian Entomologist, Volume 22, Part 4
(November 1995), pp. 137-139.
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(updated 16 March 2010)