FURVERT!

2014 all_fours alpha_channel anus backsack balls blue_eyes butt canid canine canis dobermann domestic_dog feral feral_transformation floppy_ears fur genitals hi_res human human_to_feral looking_back male mammal open_mouth pinscher pointy_ears posscat prick_ears simple_background solo species_transformation timtam tongue transformation transparent_background whiskers