Likely a flea beetle (genus Psylliodes) thanks to its chunky thighs, but am not sure beyond that.
Possibly P. napi given overall similarities or P. chrysocephela, which is common, but both are associated with Brassicaceae, of which there aren't many atop this mountain 🤨
#Heidelberg 🏰
#Photography 📷️️️️️️️️️️️️️️️️️️️️️️️️️️️️️️️️️️️
#BugOfTheDay 🐞
#MacroPhotography 🔬
#InsectsOfMastodon 🪳
#BackGardenEntomology 🪲