![A massive rock wall covered in red-colored rock art](https://cdn.mos.cms.futurecdn.net/ZgGvbc3gfPg3FpSW28y29J-320-80.jpg)
12,500-year-old rock art 'canvas' in the Amazon reveals early Americans' connection with wildlife
Thousands of ochre rock drawings, including images of humans and animals morphing into one another, offer a striking glimpse at early life in the Amazon.