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2015 anus barely_visible_anus barely_visible_genitalia belly big_belly bulge claws dragon dust equid equine european_mythology fangs feathers feral fur genitals heavyhoss hooves horn horse inside jabber_(jabberdragon)lying male mammal mid_transformation mythological_creature mythological_scalie mythology nude on_back pregnant pregnant_feral pregnant_male purple_body purple_scales rainbow_wings scales scalie signature solo species_transformation teeth transformation western_dragon wings