Certain tastes are more enjoyable than others, for evolutionary purposes.

A girl, he hoped, and not just for evolutionary purposes.

The evolutionary purpose and benefit of the paralysing toxin is not clear.

That gene could be said to possess an evolutionary purpose, he theorized, the furthering of the human race.

That is, the evolutionary purpose of the brain is to predict the future, in admittedly limited ways, so as to change it.

Some experts say a fetus's awareness that its mother is stressed may serve an evolutionary purpose, preparing it for entry into a difficult world.

What evolutionary purpose was served, then, by tripling our cerebral real estate?

Is there an evolutionary purpose to feeling really sad?

Money is a human invention intended to serve an evolutionary purpose.