Polyura delphis is uncommon in montane forests at low to moderate elevations (Alt. 30 - 900m). Males are occasionally territorial on trees at hilltops and frequently come to the banks of streams and puddles to suck water.

Polyura schreiber is uncommon in montane forests at low to moderate elevations (Alt. 50 - 800m). Males are territorial on canopies at hilltops.

Females of Polyura are rarely seen, feeding on tree sap or rotten fruits.

These Polyura species can be mainly observed during the fall, from September to November.