Today is Biodiversity Day. Sounds irrelevant? It’s not! Biodiversity is the sciencey name for variety. and you’ve gotta admit, we all love a bit of variety. Take Darwin and his famous finches. The whole evolution theory wouldn’t have got off the ground if there’d just been one, sad, grey-looking type of finch. Instead there were loads of finches, all with their specially-designed beaks to deal with the nuts on their particular island. Excellent example of nature’s neat planning. Right tools for the right task. Check on up Darwin’s life story with our video biog.