FURVERT!

2009 anthro anus avian backsack ball_gag balls beak biped bound breathable_gag brown_body brown_feathers brown_fur butt feathered_wings feathers fur gag gagged genitals gryphon lying male mythological_avian mythological_creature mythology on_front raised_tail redtail simple_background solo submissive submissive_male tail tail_anus white_background windpaw wings