Giganto, largest ever primate, died out due to diet change, say scientists

Giant primate ate bark and twigs after climate change turned sub-tropical environment into savannah

It was the largest primate ever to have roamed the Earth, but just why - and when - our distant cousin giganto" ended up extinct has been something of a mystery.

Now researchers say the enormous ape was victim of an unfortunate choice of food when its preferred snacks became scarce.