No, not the frog tongue (although I admit it's pretty damn awesome), but the skill to fuse images in Photoshop and get this result ^^
How to fuse images -
Dispersion 2 Photoshop Action
Dispersion 2 Photoshop Action - Photo Effects Actions. Lovely techniques and wonderful finishes. Don't approve of photoshops but want to try this method in my photography :)
This is a creepy photo manipulation. Just thinking about a hand coming out of the bottom eyelid gives me the chills. I really like the detail work of this. the shadowing behind the hand is done really well.
Face to face: artist creates bizarre 'genetic portraits' featuring heads of siblings, parents & children spliced together.