rule 34 2023 anthro anus ass balls bent over big butt collar digital media artwork domestic cat exclamation point fangs felid feline felis fur genitals green eyes hi res johnny test series looking back male mammal mr mittens johnny test multicolored body multicolored fur nekoni nude pink nose purple body purple ears purple fur purple tail red collar sharp teeth simple background solo surprise surprised expression tail teeth thick thighs tongue two tone body two tone fur two tone tail white background yellow sclera 8386253