The oldest-known tracks of a creature apparently using legs have been discovered in rock dated to 570 million years ago in what was once a shallow sea in Nevada.
I was going to make some comment about how there was no mention in the article of the "ongoing dispute" surrounding evolution, but I see that's been taken care of in the comments.
For those of you looking for a picture:
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We think it was jogging."
LMAO!!!!