Rule 34 Dev - 5_fingers absurd_res anthro armpit_hair balls beard body_hair brown_body brown_fur dudebulge erection facial_hair fingers fur genitals hi_res inside male male_only mammal master_splinter mature_anthro mature_male moustache murid murine navel nipples nude penis rat rodent slightly_chubby solo solo_male standing teenage_mutant_ninja_turtles|5171557272