Bicyclus ena

{{Short description|Species of butterfly}}

{{Speciesbox

| name= Grizzled bush brown

| image =

| image_caption =

| taxon = Bicyclus ena

| authority = (Hewitson, 1877)

| synonyms =

• Mycalesis ena Hewitson, 1877
• Mycalesis ena f. kigonserae Aurivillius, 1925

}}

Bicyclus ena, the grizzled bush brown, is a butterfly of the family Nymphalidae. It is found from KwaZulu-Natal to Eswatini, Mpumalanga, from Zimbabwe to Kenya and in Uganda.[http://ftp.funet.fi/pub/sci/bio/life/insecta/lepidoptera/ditrysia/papilionoidea/nymphalidae/satyrinae/bicyclus/ "Bicyclus Kirby, 1871"] at Markku Savela's Lepidoptera and Some Other Life Forms

The wingspan is 38–42 mm for males and 43–48 mm for females.The wings above are uniform dark grey-brown, the forewing with two very distinct, black, white-pupilled eye-spots ringed with dull yellow, a larger one in cellule 2 and a small one in cellule 5.Aurivillius, [P.O.]C. 1908-1924. In: Seitz, A. Die Großschmetterlinge der Erde Band 13: Abt. 2, Die exotischen Großschmetterlinge, Die afrikanischen Tagfalter, 1925, 613 Seiten, 80 Tafeln

(The Macrolepidoptera of the World 13).Alfred Kernen Verlag, Stuttgart.{{PD-notice}}

There are two extended generations per year. The wet-season form is on wing in spring and summer and the dry-season form in autumn and winter.{{cite book|last=Woodhall |first=Steve |title=Field Guide to Butterflies of South Africa |year=2005 |location=Cape Town, South Africa |publisher=Struik |isbn=978-1-86872-724-7 }}