anus balls black_balls black_body black_fur black_nose black_perineum butt cheek_tuft creek detailed_background detailed_fur ears_up facial_tuft feral flower foggy fur genitals glistening glistening_eyes green_eyes long_snout looking_at_viewer looking_back looking_back_at_viewer male mountains mouth_closed multicolored_body multicolored_fur outside perineum pink_anus plant quadruped raining raised_tail reflective_surface ripples short_tail shrub slim snout solo solo_focus standing standing_in_water tan_body tan_fur three-quarter_view tree tuft white_body white_fur blp canid canine canis domestic_dog german_shepherd herding_dog mammal pastoral_dog detailed hi_res
it's probably just rainwater on his flank.