2018 after_sex alicorn anatomically_correct anatomically_correct_anus anatomically_correct_penis animal_genitalia animal_penis anus ass backsack balls black_balls black_penis blue_eyes blue_sky cum cum_in_ass cum_inside day dock equine equine_penis feathered_wings feathers feral fur hi_res horn horse horsecock long_tail looking_back male male_only mammal mane medial_ring multicolored_penis outside penis pink_penis presenting presenting_hindquarters puffy_anus quadruped rear_view sky solo tabascocat tree two_tone_penis vein veiny_penis white_feathers white_fur white_mane white_tail white_wings wings