Photo: Not a smile you see every day

473 of 645
stingray smile photo

credit: bermuDiana83

473 of 645

Maybe it's just us, but if you look at this stingray's grin long enough, you really do find yourself smiling back!

Do you want your photo of the great outdoors featured on TreeHugger? Join the TreeHugger Photo Pool on Flickr and add your photos to the group!