@CNN: 3.3 million-year-old fossil shows that ancient toddlers climbed trees, researchers say https://t.co/r6ASL8Riry https://t.co/83srPYEM31

@CNN: 3.3 million-year-old fossil shows that ancient toddlers climbed trees, researchers say https://t.co/r6ASL8Riry https://t.co/83srPYEM31