Glow in the Dark Pigs
By apparently splicing jellyfish DNA into the embryos of pigs, they have three transgenic, fluorescent green pigs on their hands. They claim everything about the pigs are green, their flesh, their heart, their skin, and other organs are green. The really cool part: In the dark they glow green.They didn't just do it for the heck of it. You can read the article here describing that utility.