Here is search logs of 650,000 AOL users. It's very interesting to view search history of particular person and analyze his personality. Let's do it together! Read more about AOL search database scandal or view research papers on web searching.
Invertebrate Members of the Phylum Chordata
Outlines the differences between the subphylum Vertebrata and the two subphyla, Urochordata and Cephalochordata.