4:3
ailurid
anthro
aquatic
balls
bite_mark
claw_marks
digital_media_(artwork)
duo
erection
fish
genital_piercing
genitals
hair
male
male/male
mammal
masahikoko
nipples
nude
open_mouth
penis
penis_piercing
piercing
red_panda
shark
simple_background
smile
teeth
tongue
