The most recent common ancestor of the M. tuberculosis complex evolved 40,000 years ago.

The earliest known ancestors of modern-day elephants evolved about 60 million years ago.

The most recent common ancestor evolved 1943 (credible interval: 1923-1954).

But it's not like the entire rest of the genome sat still while our ancestors were evolving the ability to digest lactose as adults.

Their ancestors evolved forty million years ago and were then as tall as a man.

For a billion and a half years humanity's ancestors had evolved to the conditions of one world: Earth.

It has become clear over recent decades that our ancestors evolved the features we now consider human feet first.

But why would the tree do so unless its ancestors had encountered man before and had evolved these features in kind?

The most recent common ancestor of Hepatitis E evolved between 536 and 1344 years ago.

My ancestors evolved a grim code too, to survive.