100 million year old bird tracks discovered in Australia

100 million year old bird tracks discovered in Australia | Circa News

Eric Nakagawa
10:51 PM Oct 28 2013

Stashed in: History!, Birds!, Australia!

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What will we leave behind that'll last this long?

Eric Nakagawa
10:51 PM Oct 28 2013

Styrofoam? Plastic? Radio signals?

Adam Rifkin
4:06 AM Oct 29 2013

I struggled trying to visualize how long man made things took to decay vs how old the bird footprints were, so I made this infographic.

Eric Nakagawa
12:17 AM Nov 02 2013