The Big ImageBoard (TBIB) - 2023 age difference anal anal penetration anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro arm markings arms tied bdsm big dom small sub big penis blue body blue fur blue tail blush bobbie (rotten robbie) bodily fluids bondage bound brother (lore) brother penetrating brother brothers (lore) canid canine canis countershade face countershade torso countershading covering covering mouth cum dialogue dirty talk dominant dominant male duo english text erection exhibitionism eyebrows from behind position fur gagging genital fluids genitals glans grey body grey fur grey tail half-closed eyes hands behind back heart symbol hi res incest (lore) insult internal larger male late night leaking cum male male/male male penetrated male penetrating male penetrating male mammal markings moan moon narrowed eyes night nude older dom younger sub older male outside penetration penile penile penetration penis penis in ass profanity raised leg robbie (rotten robbie) rope rotten robbie rough sex sex shush sibling (lore) side view size difference smaller male smaller penetrated sneaking sound effects speech bubble standing submissive submissive male tail text truly (drink) verbal verbal domination wolf younger male younger penetrated