The butterflies keep to within 3 metres (9.8 ft) of the ground and they can be found in patches of sun underneath the forest canopy where they alight on understory leaves and small twigs.

[2] The larvae feed on Nerium indicum, Nerium oleander, Mandevilla, Asclepias, Hoya australis, Marsdenia australis, Ficus platypoda, Gymnanthera oblonga and Ficus obliqua in Australia.

[3] The larvae of the endangered Gove subspecies, Euploea alcathoe enastri, also feed on the vines of Parsonsia alboflavescens,[4] and Vincetoxicum polyanthum (syn.

[2] Euploea alcathoe adults are most common in the monsoonal wet season between December and May in Australia, and there may be several generations over the course of a year.

It is threatened by habitat destruction and degradation by water buffalo and feral pigs, and by invasion of its environment by the yellow crazy ant (Anoplolepis gracilipes).