Rule 34 Dev - anthro anthrofied anus balls blush breast_grab breasts brown_hair closed_eyes comic crossover cunnilingus cutie_mark dialog dipper_pines disney disney_channel duo english_text equine feathered_wings feathers female fluttershy_(mlp) forest friendship_is_magic fur gravity_falls hair hand_on_breast hi_res human kissing lying male mammal my_little_pony navel nipples nude on_back oral outdoors pegasus penetration penis pink_hair pussy pussy_juice sex shadowfenrirart smooth_skin straight text tongue tongue_out tree vaginal_penetration wings yellow_fur|2220024600