text: Monkeys stock their tool-kit MONKEYS use tools to dig up roots, crack seeds and dig insects from holes in trees, scientists have found, contradicting the traditional idea that humans are nature #39;s only tool-makers.
inputs: Monkeys stock their tool-kit MONKEYS use tools to dig up roots, crack seeds and dig insects from holes in trees, scientists have found, contradicting the traditional idea that humans are nature #39;s only tool-makers.