Rule 34 Dev - anthro chyme esophageal_sphincter full_tour fully_inside guts inside_intestines inside_small_intestine internal intestines male messy micro micro_exploring_macro organs peristaltic_contractions rugae ruminant_guts safe_vore solo sphincter stomach villi vore honezika427 bear giant_panda mammal 1:1 comic hi_res|14467617115