Byblia anvatara, the common joker, is a butterfly of the family Nymphalidae, found in Sub-Saharan Africa. Wingspan: 38–43 mm in males and 40–45 mm in females. Its flight period is year round. Larva feed on Tragia glabrata and Dalechampia capensis.

There is no data about harmful of this species. Don't forget to be careful.