FURVERT!

4_fingers 5_toes all_fours animalia anthro anthro_focus anthro_on_anthro anus ape backsack balls barefoot being_watched biceps big_muscles big_penis black_and_white book butt claws duo_focus erection feet felid fingernails fingers foreskin frenulum fur furryrevolution g'bubu genitals glans gorilla grin group haplorhine holding_object human humanoid_genitalia humanoid_penis lion livingstone_t._lion looking_at_another looking_back lube male male/male mammal mane monochrome muscular nails nipples nude open_mouth outside pantherine penis plant prehensile_feet primate public raised_tail retracted_foreskin sex sitting smile spread_butt spreading surprised tail tail_fetish tail_in_mouth tail_play teeth the_scream toes vivarium voyeur whisker_spots wide_eyed zoo_(facility)