Curious kids: why don’t humans have tails?

By Mark Grabowski, Senior Lecturer of Biological and Environmental Sciences, Liverpool John Moores University

Why don’t humans have tails anymore?

Olivia, 12 , the Netherlands.

Great question, and it gets to the heart of what we are as humans.

Think about your own family – do you have cousins? If so, you and your cousins share grandparents and these are your common ancestors.

Now imagine going back further in time. You and your more distantly related relatives also share common ancestors from longer ago, which you can see on your family tree. And when you look around the world, all living things also share a single…

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