FURVERT!

absurd_res anal anthro anus avian balls beak big_butt bird black_body black_feathers black_fur blue_eyes bodily_fluids border_collie brouva_(character)butt canid canine canis collie derickk76 domestic_dog duo feathers floppy_ears fur genitals herding_dog hi_res interspecies legs_up lying male male/male mammal nude on_back oral pastoral_dog perineum presenting presenting_hindquarters rimming saliva saliva_string sex sheepdog tongue tongue_out