FURVERT!

3_toes 4_fingers anthro arm_tuft blue_and_white brown_rat claws elbow_tuft erection feet fingers genitals humanoid_genitalia humanoid_heel humanoid_penis kneeling male mammal master_splinter monochrome murid murine nude penis pinup pose rat rodent sketch solo standing_on_toes teenage_mutant_ninja_turtles tiptoes toe_claws toes tuft weaselgrease