FURVERT!

2012 animal_genitalia anthro balls bear biceps big_muscles biped brown_bear brown_body brown_fur claws erection fur genitals grin grizzly_bear hi_res humanoid_genitalia humanoid_penis ishiga-san looking_at_viewer male mammal muscular muscular_anthro muscular_male navel nude pecs penis pose presenting sheath slightly_chubby smile solo standing ursine