It begins with pursuit, then a furious fluttering of wings. The shape of the forewing marks the one on the right as the male. That, and his behaviour ... he is the obvious pursuer.

Erina hyacinthina (link to iNaturalist record)

Suddenly these small, brilliantly white butterflies appear in numbers ... and quickly set about finding mates. Just seconds after this shot the pair where securely coupled, end-to-end.

Candalides xanthospilos (link to iNaturalist record)