Wonton Butterfly

HUD description before collecting: Wonton Butterfly (Rare Butterfly; +100 Bear Points): It's the rare Wonton Butterfly. wtf does wonton mean? +1 Trophy

Menu description after collecting: Wonton Butterfly: Superficial rare butterfly here.

The Wonton Butterfly is a Den Trophy, and one of the four butterflies needed to win the achievement Rare Butterfly Hunt.

Location
The Wonton Butterfly is in Leene Lake, an area of Shepard Lake (only appears during the night).

Enter the cavern behind the big waterfall. Follow the passage under the old wooden scaffold in the back. Follow the path up the hill, and along the edge of the cliff as it levels out. Immediately after passing a large rock formation on the right, look over the edge of the cliff. The Wonton Butterfly is floating on a smaller cliff below.