The Big ImageBoard (TBIB) - 1:1 age difference animal humanoid anthro avian avian humanoid balls beak bird black body black feathers bodily fluids cerdeorhys chest lick corvid dripping duo eyes closed father father and child father and son feather beard feather hair feathers foreskin genital fluids genitals gonzalo (cerdeorhys) grey body grey skin half-closed eyes hand on hip hand on shoulder handjob hernan (cerdeorhys) hi res humanoid incest (lore) looking at another looking pleasured male male/male masturbation narrowed eyes nipples older male oscine parent parent and child passerine patreon exclusive penile penis precum precum drip precum string pseudo hair purple background retracted foreskin sex simple background son white background younger male