FURVERT!

2014 absurd_res animal_genitalia animal_penis anthro anthro_on_feral anus backsack balls bestiality black_nose butt canid canine canine_genitalia canine_penis canis detailed_background domestic_dog duo equid equine equine_genitalia equine_penis erection feet feral fur genitals green_eyes grey_body grey_fur hi_res hindpaw horse interspecies knot larger_male looking_back male male/male male_on_feral mammal pawpads paws penis perineum presenting presenting_anus presenting_hindquarters quadruped rear_view shadow size_difference smaller_male tongue tongue_out zapa