Found these two beauties a bit further down the river. Sadly, my mating display failed to win them over, and I had to settle for observing them mating with one another. Still a very productive day.
(M)ost metals form an oxide layer when exposed to oxygen. Some are bad, but some "passivate" the surface, protecting it from corrosion (e.g., aluminum)
![Do you like being teased? [f] [OC]](https://cdn3.nude-pics.org/do-you-like-being-teased-f-oc-lQ3ondRkPQ/do-you-like-being-teased-f-oc.webp "Do you like being teased? [f] [OC]")
