Layer styles of Photoshop 7.0 are really powerful. These butterflies look nice and are totally based on layer styles. Let's make them together!
1. Create new document , 300*300 px; RGB; 72 dpi
2. Choose the background yourself.
3. Use Custom Shape Tool, load nature.csh and ...
4. Draw your butterfly. Rasterize Layer (Layer -> Rasterize -> Layer) .
More Tutorials: 
