Valais, Switzerland, June 2012
Valais, Switzeland, June 2013
Field notes and information
The only member of the distinctive genus Oensis from the Alps. Typically for the graylings they are perfectly cryptically marked in their habitats.The wings are held firmly shut when at rest. Usually they are found by first disturbing one from its resting place on a rock. It will fly off and "disappear" on landing. Eventually though its landing place will be found and careful approach may yield a photo.
Identification & Similar species: There are no other similar species in the Alps.
Distribution & Flight: Subalpine and alpine levels in the Alps.
Habitat & Behaviour: Stony slopes. Frequently rests on rocks and bare earth.
Valais, Switzerland, June 2012
Valais, Switzerland, June 2019
Valais, Switzerland, July 2021
Lying at an extreme angle to the ground to catch the maximum sunshine while taking on slats.
Valais, Switzerland, July 2021
Valais, Switzerland, June 2018
Grisons, Switzerland, July 2019
Grisons, Switzerland, July 2019
Valais, Switzerland, July 2018
Valais, Switzerland, June 2007
Valais, Switzerland, July 2021
Valais, Switzerland, July 2021
Some butterflies and flick open their wings for a fraction of a second after landing. Very hard to capture this on film.
Valais, Switzerland, July 2021
Valais, Switzerland, June 2012
Valais, Switzerland, June 2019