Look into my eyes..

...Look into my eyes, look into my eyes, the eyes, the eyes, not around the eyes, don't look around my eyes, look into my eyes, you're under...

If you are a male Glow-worm Lampyris noctiluca you need this impressive set of peepers to see those pin points of luminescence produced by the females as they climb a grass stem in their attempt to lure in the fellas for a bit of 'how's yer father'.

This male and several others came to the even larger source of light known as a mercury vapour bulb.