rule 34 2016 4 fingers alien anthro areola arm support balls belly big tail brown markings brown scales brown tail detailed background digital media artwork erection fishbook5 hand on knee hand on leg hi res huge tail humanoid hands humanoid penis kilo fishbook5 lizard long tail lying male male only mammal manly markings multicolored scales musclegut muscular muscular male nipples nude on back partially retracted foreskin pecs penis pink nipples presenting presenting balls presenting penis reptile scales scalie sharp teeth side view snout solo space spacecraft spikes spread legs spreading tacklebox tan balls tan scales tan tail teeth thick tail thick thighs uncut vehicle vein veiny penis yellow eyes yellow scales yellow tail 2718787