Losing Linnaeus?

The system we use to organize life is based on the work of the 18th century Swedish botanist Carl Linnaeus. But new tools, like DNA analysis, are giving modern taxonomists information about species that Linnaeus would never have dreamed of. Now, a group of scientists are suggesting that it’s time to ditch the old organization of Kingdom, Phylum, Class, Order, Family, Genus, Species. Living on Earth’s Ian Gray reports.