Nature, we are often taught, is one giant competition: kill or be killed; survival of the fittest. But have we missed the forest for the trees?

As we learn more about the environment around us, we are finding complex layers of cooperation that allow the world to survive and to thrive.

Kristin Ohlson is an award winning writer, and in her latest book, Sweet in Tooth and Claw, Kristin looks at this changing understanding of nature and our own place within it.