According to change of body, we are not only going through the evolutionary process of different types of body, as we have got experience here - the aquatics, the trees, the plants, the insect, the birds, the beast, then a human being: Revision history
Diff selection: Mark the radio buttons of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.