The Big ImageBoard (TBIB) - 2 horns 3 horns anal anal knotting anal penetration animal genitalia anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro anus backsack balls black penis blue body bodily fluids butt cheek spikes claws clenched teeth clothing countershading cutaway discarded clothing dragon duo entwined tails erection eyes closed facial spikes feet genital fluids genital slit genitals green body green eyes hi res horn humanoid genitalia humanoid penis hybrid genitalia hybrid penis internal kneeling knot knotted humanoid penis knotting larger male leg grab leg over shoulder lizard looking at another looking at partner lying male male/male male penetrated male penetrating male penetrating male mane markings multi horn muscular muscular male nubbed penis nude on side oraderg penetration penis perineum precum precum on ground raised leg reptile ridged tail scalie sex sine (sinecurve) size difference skaar slit small dom big sub smaller male smile spikes spikes (anatomy) striped markings stripes tail tail coil teeth urethra vein veiny penis white mane wingless dragon