Rule 34 Dev - 1boy 1girl anthro anthro_focus anus ass big_ass biped blue_body canid canine detailed_background duo erection female female_focus female_on_human fox fur genitals hair high_res human human_on_anthro humanoid_genitalia humanoid_penis imminent_sex interspecies krystal looking_at_viewer looking_back male male_on_anthro mammal nintendo offscreen_character offscreen_human offscreen_male outside penis presenting presenting_hindquarters pupils pussy rear_view smile solo_focus star_fox thick_thighs vein veiny_penis zp92|1130098