Vestigiality
Vestigiality
Evolutionary retention of no longer needed structures in living organisms.
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Readers' pathsAug 2026 – Oct 2026
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Human vestigiality
Human traits which lost their original function through evolution.
13%
Vomeronasal organ
Smell sense organ above the roof of the mouth.
13%
Appendix (anatomy)
Tube attached to the intestine.
9.2%
Gorget
Type of body armor worn around the neck.
4.8%
Darwin's tubercle
Congenital ear condition.
4.4%
Blind mole-rat
Subfamily of rodents.
4%
Cecum
Pouch in the large intestine.
3.9%
Spur (zoology)
Anatomical term for an outgrowth of bone covered in a sheath of horn.
3.9%
Plica semilunaris of conjunctiva
Small fold of mucous membrane in the eye.
2.8%
Occipitofrontalis muscle
Facial muscle helping to create facial expressions.
2.5%
Readers come from
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Human
Species of hominid in the genus Homo.
5%
Dewclaw
Digit on the foot of many mammals, birds, and reptiles.
3.3%
Pearly penile papules
Small bumps on the head of the human penis.
3%
Artiodactyla
Order of mammals.
3%
Human vestigiality
Human traits which lost their original function through evolution.
2.8%
Molar (tooth)
Large tooth at the back of the mouth.
2.4%
Skeuomorph
Design element borrowed from original medium.
2.2%
Chestnut (horse anatomy)
Equine body part.
2.2%
Capybara
Largest species of rodents.
2.2%
Moa
Extinct order of birds.
2%