4:3
anthro
balls
crooked_tail
echidna
flaccid
genitals
gree
half-closed_eyes
knuckles_the_echidna
looking_at_viewer
male
mammal
monotreme
muscular
muscular_anthro
muscular_male
narrowed_eyes
open_mouth
penis
pronounced_browridge
purple_eyes
reclining
sega
solo
sonic_the_hedgehog_(series)
tail
