rule 34 ambiguous penetration anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro blue eyes blush bodily fluids brown body castbound cum duo english text eurasian red squirrel excessive cum excessive genital fluids fingerless marking genital fluids hair hi res leg grab locker looking down at partner looking pleasured male malemale mammal matty castbound onomatopoeia open mouth penetration plantigrade rodent russell castbound sciurid sex short hair sound effects spread legs spreading text towel tree squirrel 8596351