There are some important questions in this graph: 1) Why the maximum size of reptiles' class is more than the maximum size of other classes? (Because air's pressure was high at that time when they were living) http://www.geocities.com/ramin1102000/chap2-4page.html 2) Why the appearance of a new class of animals, always get started from small bodied animals of the previous class, not from the bigger ones? http://www.geocities.com/ramin1102000/chap3-3page.html 3) How is the foreseen next coming class of animals? http://www.geocities.com/ramin1102000/18.html 4) How is the (4+1)-chambered heart? http://www.geocities.com/ramin1102000/16.html

Paper 23: The graph of land animals' size during the time

ramin Amir mardfar

Paper 24

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