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If we see the animal kingdom, animal kingdom and we consider the properties of animal kingdom such as the symmetry.
00:11
Suppose we consider symmetry.
00:15
Starting from porifera, porifera.
00:20
Porifera are asymmetric, asymmetric.
00:26
Then comes the cnidaria, cnidaria.
00:29
These are basically radially symmetrical, radially symmetrical, symmetrical.
00:39
And after cnidaria comes platyhelminthus, platyhelminthus.
00:47
Then molluscs, molluscs.
00:49
Aschelminthus, aschelminthus.
00:54
Then comes annelida, annelida...