rule 34 2020 accipitrid accipitriform animal genitalia animal penis anthro ass avian beak bedroom eyes bird bodily fluids brown body brown feathers digital media artwork dirt eagle equid equine equine penis erection european mythology feathered wings feathers field genital fluids genitals golden eagle grass greek mythology hi res hippogriff hooves hybrid looking at viewer lying male male only mammal mythological avian mythology narrowed eyes nude on front penis precum quival seductive simple background smile solo true eagle wings yellow eyes 3824076