The Big ImageBoard (TBIB) - 2017 anthro areola arms tied balls biped biscuit (biscuits) black and white blush blush lines bodily fluids bound bracelet brother (lore) brother and sister (lore) brother penetrating sister buckteeth cheek tuft claws collar colored pencil (artwork) condom cuff (restraint) dominant dominant female duo ear piercing ear ring eyebrows eyes closed facial tuft feet female female penetrated flat chested genital fluids genitals graphite (artwork) hair hands behind back holding object incest (lore) jewelry leash leash pull leashed collar line art looking at another looking at partner lying malachyte male male/female male penetrating male penetrating female mammal monochrome murid murine nipples nude on back open mouth pencil (artwork) penetration penile penile penetration penis penis in pussy piercing pussy pussy juice on penis rat restraints ring piercing rodent safe sex sex sexual barrier device short hair sibling (lore) side view simple background sister (lore) soles submissive submissive male table lotus position teeth toe claws toes traditional media (artwork) tuft vaginal vaginal fluids vaginal penetration wearing condom whiskers white background