rule 34 abs absurd res anthro biceps croiyan fur hi res laboratory laboratory equipment laboratory glassware male malemale mammal muscular muscular anthro muscular male nude pecs scientific instrument sergal simple background solo test tube thurui 4696325

Rule34 imageboard abs absurd res anthro biceps croiyan fur hi res laboratory laboratory equipment laboratory glassware‎ male male/male mammal muscular muscular anthro muscular male nude pecs scientific instrument sergal simple background solo test tube thurui