Add Yahoo as a preferred source to see more of our stories on Google. The well-preserved remains of 14,000-year-old wolf cub siblings were found in northern Siberia in 2011 and 2015. - Sergey Fedorov, ...

You can file this one under strange but true. A post shared on Facebook features three images showing the cross-section of a tree trunk. Inside the trunk is a dog's head with its teeth showing.

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