[Pupil is a heart shape]

Can be applied via the Bittersweet Truffles.
(Can be swapped to any same-species trait the item applies.)

[Pupil is a circle with a straight line dividing it  ]

[⦸⦶]

Can be applied via the Bittersweet Truffles.
(Can be swapped to any same-species trait the item applies.)

[Pupil is a straight line, square, diamond, or horizontal goat shape] 

Can be applied via the Bittersweet Truffles.
(Can be swapped to any same-species trait the item applies.)

[A non-articulate, crescent shaped helm]

[Resembles an animal-like skull with orbital and nasal holes]

Can be applied via the Jeweled Eye Skull (Cannot be swapped to any other trait.)

[Resembles an animal's snout with an upturned rounded/bumped end]

[Helm is flat and covers a portion of the face]

[One tooth or set on the top of the helm is proportionally larger than the rest]

[One tooth or set on the bottom of the helm is proportionally larger than the rest]

[Multiple layers of helm teeth resting over top of one another]

[Tentacles that split no more than halfway down]

[Body (Helm, Shell, Tentacles, Soft Body) can ooze a dripping slime. It can also come from any one specific part]

Can be applied via the Tacky Laquer.
(May be swapped to other same-species traits the item applies.)

[Webbing between the base of the Tentacles]

[Tentacles with fin like frills]

[Betta fish-like fins. These can be veil-like or semi-transparent]

Can be applied via the Silky Brush.
(Can be swapped to other same-species traits the item applies.)

[Gills on the head area]

[Whiskers on the body or face]

[The hard body (helm and shell) can contain small textured spots such as bumps, small ridges, or rockiness]