Looks like desertcat and emerald have it right!
White Hatching Kinglet, one of my favorite little Windstones! 🙂
Sorry it took me so long to confirm — chemistry summer classes have eaten my brain!
Interested in buying or trading for: GB Pebble Sitting Red Fox in dark grey, Lap Dragon Test Paints (Water Sprite, Glacial Pearl, Opulence, Pastel Rainbow, and many others - see my Classifieds ad), Blue Morpho OW, GB Pebble Loaf dragons in blue/aqua/teal, and Griffin Test Paints (Black Rainbow or Frosted Jade).