Absolutely wonderfull. Vibrant colors (whichs are a necessity), good compo and focus. It's all there.
I mean, it's just a frog, but you made him (her?) look good. =)
Check out the site "Between Truths", read, learn and pass on. The three steps is all you need to remember to get started. =)
http://www.freewebs.com/intween/