rule 34 2017 abs anthro anti dev armpit hair armpits avian ayden brogulls bailey brogulls balls beach beak biceps big muscles bird black feathers brothers chest tuft comic dialogue duo english text feathers grey feathers highres intimate lying male muscular muscular male nipples nude on back on side open mouth pecs penis romantic couple sand seagull seaside siblings sitting text tongue tuft white balls white feathers yaoi 2360426