Could the desire to add artistic value to the world be only human? Yes, there are examples of other animals creating works of art--from elephants to chimpanzees. Some scientists say they've even seen chimps get grumpy when interrupted in the process of making something. But no one knows for certain the thought process or motivation behind such behavior. Jacqueline Howard reports.
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Talk Nerdy to Me with Jacqueline Howard, the Senior Science Correspondent for The Huffington Post.