Buffalo-Sized Guinea Pig

The full magnitude of the world’s largest ever rodent has been revealed — the now-extinct monster was the size of a cow. The creature weighed in at 700 kilograms and lived eight million years ago, roaming the lush banks of the ancient Orinoco delta in north-western Venezuela. But the 3m long, 1.3m tall behemoth was an evolutionary cousin of today’s humble guinea pig