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Director / Editor: Victor Teboul, Ph.D.
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Independent and neutral with regard to all political and religious orientations, Tolerance.ca® aims to promote awareness of the major democratic principles on which tolerance is based.

Kidneys, ribs and even testicles: the extra body parts you might not know you have

By Adam Taylor, Professor and Director of the Clinical Anatomy Learning Centre, Lancaster University
Thanks to millions of years of evolution, the human body has become well versed in its developmental processes. Most of the time, it gives us the correct number of organs and structures that we need to function. But sometimes, hiccups in this process mean people end up with extras.

Accessory teeth, fingers, toes and nipples are actually surprisingly common.

Up to 1% of the population are born with extra fingers or toes, while around 1%…The Conversation


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