Photoshop Image Manipulation

A great way to learn how to morph/merge things is to look at tutorials. PSDTUTS.com is a fantastic site to start with. Look at the other resources below:

Resources

• Check out this site that has GREAT tutorials to merge and morph in Photoshop
  
• This one has some good steps to help you.

Helpful tools in Photoshop

• Eraser
• Rectangular Marquee
• Lasso Tool
• Paintbrush
• Quick Mask
• Distort, Skew, Transform, Warp
• Blending Options (Lighten, Darken, Dissolve, etc)

---