Sombre Goldenring (Cordulegaster bidentata)
…also known as the Two-toothed Goldenring, the sombre goldenring is a species of spiketail dragonfly (Cordulegastridae) which is native to Central and Southern Europe, reaching as far south as Sicily. Sombre goldenring are known to breed in mountain springs and as such adults are typically located near said spring systems. Although they are not formally listed their population is in decline, the biggest threat is thought to be due to climate change.
Image: Robert Flogaus-Faust