3d_(artwork) anthro anthrofied big_breasts breast_smother breasts cgi curvaceous digital_media_(artwork) domination duo embrace equine female female_on_top fox_whisper85 friendship_is_magic hi_res hug human human_on_anthro interspecies larger_female male mammal motorboating my_little_pony nipples on_top open_mouth princess_celestia_(mlp) size_difference smaller_male smothering source_filmmaker