FURVERT!

1:1 2025 2d_animation animated animated_gif anthro balls balls_shrinking black_body black_fur bound bovid bovine cattle eyewear eyewear_only feeding_tube force_feeding forced foreskin fungimagi fur genitals glasses glasses_only growth hands_tied head_horn horn hose hose_in_mouth humanoid_genitalia humanoid_penis inflation male mammal medical_instrument muscular muscular_male navel nude nude_male oral_tube overweight overweight_anthro overweight_male penis progress_bar rapid_weight_gain rectangular_glasses scientific_instrument screen short_playtime sitting solo tube_in_mouth wearing_glasses weight_gain