From: Different solutions lead to similar life history traits across the great divides of the amniote tree of life
n
Mean
Median
Minimum
Maximum
Orders of magnitude
Aves
9281
51
36.4
1.9
109,250
4.8
Mammalia
5364
197
79.7
1.6
190,000,000
8.1
Squamata
10,825
18.2
14.3
0.07
345,144
6.7
Testudines
308
397
2804
93.1
950,000
4