The Big ImageBoard (TBIB) - accipitrid accipitriform anal anal penetration anthro anthro on feral anthro penetrating anthro penetrating feral avian beak bestiality bird blue body blue bottomwear blue clothing blue feathers blue fur blue pants blue shirt blue topwear bodily fluids bottomwear brick wall brown body brown eyes brown feathers chastity cage chastity device claws clothing cum cum on mail cum string cum while chaste cum while penetrated delivery (commerce) delivery employee duo eagle ejaculation envelope eye contact eyebrows feathered wings feathers feral feral penetrated forced fur genital fluids grey body grey feathers grey fur gryphon hi res insult letter letters looking at another mail mailbag male male/male male penetrated male penetrating male penetrating male metal chastity cage motion lines mythological avian mythology open mouth outside pants paws penetration penile penile penetration penis in ass philippine eagle pirate eagle postal carrier postal delivery rape saliva saliva on tongue satchel scratches sex shirt tongue topwear torakuta uniform united states postal service unprofessional behavior wall (structure) wings yellow body zephyr (bateleurs)