New genus of tiny, iridescent snake from Philippines found in collection – Research News https://www.floridamuseum.ufl.edu/science/new-iridescent-snake-from-philippines/
To be fair, the newly described Waray dwarf burrowing snake is pretty great at hiding. In its native habitat on the islands of Samar and Leyte in the Philippines, the snake usually surfaces only after heavy rains, similar to earthworms washing up on suburban sidewalks after a downpour. So, it
covered in ultra-smooth, iridescent scales that likely reduce friction while it tunnels