This week:
RiAus Director Paul Willis puts his archaeologist hat back on to talk about some fabulous fossils. Includes the chicken from hell, the oldest circulatory system, an ancient fossil found with an intact egg and the demise of the Moa.

You can follow A Week in Science throughout the week on Twitter, and join the discussion, by following @RiAus

For more information visit riaus.org.au/series/week-in-science

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