FURVERT!

2016 5:4 5_fingers anthro anus balls bear belly big_belly big_butt big_muscles biped butt erection fingers genitals grey_background looking_at_viewer lying male mammal monochrome moobs muscular muscular_anthro muscular_male nude oaks16 obese obese_anthro obese_male on_side overweight overweight_anthro overweight_male penis perineum polar_bear presenting presenting_hindquarters simple_background solo spread_butt spread_legs spreading ursine