The Mediterranean Horseshoe bat is medium-sized (wingspan 300-320 mm) with grey/red-brown fluffy fur. Its ears and membranes are light grey and its connecting process is slighty pointed and bent downwards.
Decreasing according to the IUCN Red List.
R. euryale is distributed in the Mediterranean area from northwest Africa over most Mediterranean islands (except the Balearics and Crete), throughout the Iberian Peninsula, southern France, Italy, the Balkan peninsula, Slovakia, Hungary, Romania and the western parts of Asia Minor. It also occurs in the Near East (Iran, Iraq and the Caucasus area).
Threats include the disturbance of underground roosts (e.g. cave tourism), loss of foraging habitats, use of pesticides in (riparian) forests, as well as habitat fragmentation.