2012 anthro anus backsack balls biped black_nose brown_eyes brown_fur brown_hair butt erection feathers ferloo foreskin fur hair humanoid_penis jewelry log_(artist) looking_at_viewer looking_back male mammal multicolored_fur mustelid necklace nude otter partially_retracted_foreskin penis perineum presenting presenting_hindquarters raised_tail rear_view signature simple_background smile solo standing tan_fur tattoo two_tone_fur uncut white_background