@CNN: 3.3 million-year-old fossil shows that ancient toddlers climbed trees, researchers say https://t.co/gjzIbeKlJr https://t.co/IBDGPOZk6n

@CNN: 3.3 million-year-old fossil shows that ancient toddlers climbed trees, researchers say https://t.co/gjzIbeKlJr https://t.co/IBDGPOZk6n