The Big ImageBoard (TBIB) - alternate version at source ambiguous gender anal anal penetration animal genitalia animal pussy anus arm cuffs arms tied blue body blue eyes blue fur bound canid canine canine genitalia canine pussy cervix computer screen countershading cuff (restraint) duo ellowa (novaduskpaw) enema feet female female/ambiguous female focus feral fiftyfifthfleet forced spreading forced spreading legs fox fur fur markings genitals glowing glowing eyes hi res internal laboratory leg cuffs legs tied machine bondage mammal markings metal cuffs ovum pawpads paws penetration pussy restrained restrained legs restraining table restraints science soles solo focus spread anus spread legs spread pussy spreading syringe syringe in ass toes uterus