abs anthro athletic athletic_anthro athletic_male biceps big_muscles clothing deltoids eyes_closed fur growth hair male multicolored_body muscle_growth muscular muscular_anthro muscular_legs muscular_male navel neck_muscles nipples nude pain pecs ripped_muscles screaming solo standing striped_body stripes thick_thighs thong transformation triceps underwear veiny_biceps veiny_muscles white_body unknown_director equid equine mammal zebra hi_res
Zebra muscle growth