rule 34 2018 4 toes 5 fingers absurd res animal genitalia anus black horn blue anus blue pawpads blue penis blue scales blue tongue border brown eyes cannibalistic tendencies claws cum cum on chest cum on self cum on stomach cumshot curved horn cyan background digital media artwork dragon ejaculation erection feral forked tongue front view genital slit glans green border green skin hi res holding penis horn knot legs up looking at viewer looking pleasured lying male male only masturbation membranous wings ollie overgrown lizards on back open mouth open smile orgasm outside border pawpads paws penile masturbation penis presenting presenting penis quadruped ridged horn saliva scales scalie sharp teeth slit slit pupils smaller version at source smile solo spiked penis spikes spread legs spread wings spreading teeth toe claws toes tongue tongue out watermark western dragon wings 2631082