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Expert Data Visualization by Jos Dirksen

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Getting and sanitizing the data

If you go to the ITIS website, you can find taxonomies for all different kinds of animal groups. For the felidae tree, open the following link: http://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=180580.

At the top of the screen, you can find a download button, which allows you to download a | separated file. The contents of the file look like this:

... [TU]|180581||Lynx||||||||valid||TWG standards met|complete|2006|0|199...|552363 [TU]|180582||Lynx||rufus||||||valid||TWG standards met|||0|1996-06-13...|180581 [TU]|180583||Lynx||rufus||rufus||||valid||TWG standards met|||0|1996-...|180582 [TU]|180584||Lynx||lynx||||||valid||TWG standards met|||0|1996-06-13 ...|180581 [TU]|180585||Lynx||canadensis||||||valid||TWG ...

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