I believe this is Florida Rough Lemon, the last fruit left on the tree, somehow managed not to ripen with the rest and it seems not to be very happy about it!
Wow, if you cover one side, and then the other, you get two completely different expressions! Funny. I guess he's saying, "I'm gonna get eaten no matter what I do." Please submit this to Caption of the day, or is it week? Thanks for sharing! Melissa
lol, cute!