What is biodiversity and why do we need it? Consider a spider monkey of Central and South America’s tropical rain forests. How does what it eats affect someone in any other part of the world?

“This spider monkey is an unwitting climate activist. Large fruit eaters such as this one spread the seeds of tropical hardwood trees in their dung, helping to build up forests, which absorb carbon dioxide from the atmosphere. And this is just one of perhaps millions of interactions that guarantee a healthy and functioning planet.”

In this animation from The Royal Society, Sir David Attenborough explains why we need nature and what we can do now to save it from the intense pressure it’s under from human activity. […]

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