rule 34 anthro anus ass backsack balls crouching digital drawing artwork digital media artwork digitigrade ears back ears down excessive feces fangs feces feces pile felid forest forest background fur gaping gaping anus genitals hair hi res hyper hyper feces lawkie log machairodontine male mammal nature nature background penis pivoted ears plant raised tail rear view relieved sabertooth anatomy scat solo striped body striped fur stripes tail teeth tongue tongue out tree wood 8272183