Joint-legged animals without backbones are called arthropods and are placed in the phylum Arthropoda. Human legs are jointed at the knees backyardnature.net/arthropd.htm Introduction to the Arthropoda
By nearly any measure, the most successful animals on the planet are the arthropods. They have conquered land, sea and air, and make up over three-fourths of all currently known living and fossil organisms ucmp.berkeley.edu/arthropoda/arthropoda... Arthropods
Arthropods are animals with segmented bodies and six or more jointed legs. They are the largest animal group globio.org/glossopedia/article.aspx?art... Images of Arthropods
A great selection Arthropod Images insects.ummz.lsa.umich.edu//Images.html Milli-CAM
A millipede cam, inlcudes other millipede images. home.earthlink.net/~tomatoe/webcam/millicam...