Where Did They Go???

For many years humanity has had sole claim of the Earth. We’ve explored it; mapped it; used its resources; nearly killed it – while humans run the world there is no competition as to who is the most intelligent. After all, we made up the rules of intelligence. 

But what if humanity, one day, left? What would remain? Who would be next on the chain of evolution? 

I argue – the crows would. So come. See the world through a pair of black, beady eyes...