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13 2005 10 23 36
46
46
0 0 0
0 0 0
12
31
12 31 11 59 108
12 11 26
300
5
6 40
2
7
21
40
natural selection
DNA
struggle for existence
(1798)
40
tree
of life
65
100
12 12 11 26
6500
12 26
10
6500
IF
IF
NF 2000
46 1989 150
1995
46
150
97
100
480
15
100
8
480
700
600 100
100
100
650
95
0.2
30 100
1.5
NASA
430
180
6
nature
46
2100 2 5
