In the words of the photographer: "Leopardus pardalis, the Dwarf Leopard. Should be called Leopardus adorabilus."
I couldn't have put it any better myself.
Delta-Mouse is very small and hairless due to a rare condition. How rare is it, you ask? Well, he's the only rabbit ever found with this particular condition, making him quite the oddity. He's otherwise healthy but he does need a steady supply of SPF 50 Sunscreen to protect his skin.