FURVERT!

anthro belly belly_expansion belly_overhang bound domestic_pig expansion feederism feeding feeding_tube feedism hogtied hose hose_in_mouth immobile kai_(hugefatfat)male mammal medical_instrument morbidly_obese morbidly_obese_anthro morbidly_obese_male obese obese_anthro obese_male overweight overweight_anthro overweight_male scientific_instrument solo suid suine sus_(pig)tube tube_feeding tube_in_mouth weight_gain yopyop156