The Small Heath (Coenonympha pamphilus) looks similar to the Meadow Brown (Maniola jurtina) and the Gatekeeper (Pyronia tithonus), but is distinguished by its much smaller size and the hairy backs of the wings.

1st photo: Eifel National Park, Dreiborn Plateau, North-Rhine Westphalia, Germany, 9 August 2022
2nd photo: Lampertsbachtal, Blankenheim, North-Rhine Westphalia, Germany, 8 August 2022
3rd & 4th photo: Nature Reserve Urfttal, Schmetterlingspfad, North-Rhine Westphalia, Germany, 8 August 2022
5th photo: Gailingen am Hochrhein, Baden-Württemberg, Germany, 10 August 2020