2022 ambiguous_gender avian beak cutie_mark day detailed_background digital_media_(artwork) duo equid equine fan_character feathered_wings feathers feral forest grass greyscale gryphon happy hasbro hi_res leaf long_tail mammal monochrome my_little_pony mythological_avian mythological_creature mythological_equine mythology nuzzling outside pegasus plant smile tail tree wings yakovlev yakovlev-vad