rule 34 2021 4 ears animal genitalia anthro ass avali avali original avali underfluffies avian biped black claws black markings claws cloaca countershading feather tuft feathered wings feathers female genitals grey body grey feathers horizontal cloaca looking at viewer looking back lying markings multi ear multicolored body multicolored feathers nachu0 nude on front oreo colorshy pillow presenting presenting cloaca presenting hindquarters raised tail solo tail feathers talons tuft white body white feathers winged arms wings 4628359