Rule 34 Dev - 1boy 2024 abs ai_generated animal_genitalia animal_penis anthro avaru big_penis bovid bovine cattle equine_genitalia equine_penis flaccid front_view furry genitals humanoid male male_only mammal minotaur monochrome muscular muscular_male nipples notched_ear nude penis simple_background sketch solo tagme vein veiny_penis white_background|11470595808