Theres also a lighting difference between the two. The top is obviously brighter, but if you look carefully the animal's shadow even has a red tinge. The shadow for the second is grey. Never underestimate how lighting affects an animal.
Interesting.. I see what you're talking about, now. Well, I guess I might just wait for 2015 hatchlings to be on the market before I buy. Right now I can't find any Banana Mochi's besides that one.