rule 34 2021 absurd res accipitrid accipitriform ambiguous gender ankle cuffs anthro avet skythe avian beak bird bondage bottomwear bound box building chains clothing cloud collar container cuff restraint day delivery commerce eagle feathered crest feathers flying furry grey body grey feathers harpy eagle head crest hi res idontwantobeheretoo loincloth looking aside male metal collar metal cuffs orange eyes outside restraints shackles sky slave solo spread wings talons tan body tan feathers wings wrist cuffs 5726970