rule 34 ambiguous penetration anatomically correct anatomically correct genitalia animal genitalia animal penis antlers balls black body black fur bodily fluids brown body brown fur canid canine canis cervid cervine cervine penis cum detailed background duo elk erection eye contact face lick female female on bottom female penetrated feral feral on feral feral penetrated feral penetrating feral penetrating feral fur genital fluids genitals grass hi res hooves horn interspecies licking looking at another male malefemale male penetrating male penetrating female mammal markings nature nature background on bottom penetration penis plant predatorprey pupils raised leg red pupils river rock sex size difference standing striped legs striped markings striped tail stripes tail markings thorn193 tongue tongue out tree white markings wolf yellow eyes 5420254