anatid
anseriform
anthro
arm_tuft
avian
avian_slit
biped
bird
black_and_white
cloacal_penis
duck
erection
front_view
genitals
hi_res
looking_at_viewer
male
monochrome
narrowed_eyes
oselotti
penis
quill_wonderfowl
shoulder_tuft
signature
sitting
solo
tapering_penis
tuft
