The Big ImageBoard (TBIB) - 3d (artwork) 3d background 4 ears absurd res ahegao all the way through anal anal penetration anal threading anthro anus arms tied avali avali underfluffies avian blender (software) blender cycles blue body blue feather hair blue feathers bodily fluids bound breasts cave cum cum in ass cum inside cum while penetrated digital media (artwork) ejaculation eldritch abomination ensnared erection eye roll feathered wings feathers genital fluids genitals harbalarm herm hi res huge filesize intersex looking pleasured multi ear nude penetration penis pinned pinned arms pussy sex spread legs spreading tentacle around ankle tentacle around arm tentacle around leg tentacle around penis tentacle around waist tentacle cave tentacle from mouth tentacle in ass tentacle penetration tentacle sex tentacles tentacles on herm tholin (character) threaded by tentacle tongue tongue out translucent translucent tentacles trapped underfluffies winged arms wings