Land Mammals

There are a few absolute gems of websites that manage to surprise you each time you visit, and Randall Munroe’s xkcd is consistently brilliant. This one, from March 2014, highlights beautifully how humanity is essentially parasitic upon the mammalian species we have domesticated: cows, pigs, sheep. And if you’ve not already stumbled across it, his ‘what if?’ blog is also exceptional.

 

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