Rule 34 Dev - 2014 animal_genitalia anthro balls barefoot big_penis blonde_hair blue_eyes breasts canine canine_penis collar cushion digitigrade disembodied_penis equine erection female fluffy_tail fountain fur furry_breasts furry_ears furry_tail group hair heart holding_penis horsecock human humanoid_penis interspecies knot male mammal markings multiple_males nipples nude penis pink_fur plain_background pointy_ears quadra retracted_foreskin rock sheath short_hair shoulder_tuft side_view sitting smile socks_(marking) solo_focus straight tail thick_penis thick_thighs tuft uncut vein veiny_penis white_fur|1879973888