Neptis serena
 Neptis serena the Serene Sailer or River Sailer is a butterfly in the Nymphalidae family. It is found in Senegal Gambia Guinea-Bissau Guinea Sierra Leone Ghana Togo Nigeria Cameroon the Republic of Congo the Democratic Republic of Congo Ethiopia Tanzania Zambia northern Botswana Zimbabwe Mozambique South Africa and Yemen. The habitat consists of open grassy banks of streams and rivers in forests heavy woodland coastal bush and savanna.Adult males mud puddle.