Crease diagonally.

Fold the tip tip down so thet it over hangs the long bottom edge of the triangle. Turn the form over.

Fold the overlapping triangle over the main form.

Fold the form in half length ways and unfold.

Fold the wings back along the lines indicated. (do not unfold)

Fold so that the bottom straight edge meets the center of the bat's body. Do this to both wings.

From the previous fold, continue to wrap the wing around itself. Folding the wing down on the inside.

Unfold the last two folds in both wings, and draw eyes on the bat's face.