If they started with us as a family, we can evolve together.

It appears we did not evolve together, but who knows?

If the two evolved together, language must be a fairly recent human acquisition.

There is probably no way to document which region influenced the other, or if they both evolved together.

I should like to think that they evolved together.

'It needed to be a home that could evolve with them and their new lives together,' Crawford says.

"That's partly what brought us here-we know of no other place where three species so different all evolved together."

In practice, the standards of the two organizations have evolved together and are virtually interchangeable.

Human eyes and brain has evolved together so that your attention is drawn to things that move.

All of this points to the possibility that the bat's tongue and the flower evolved together.