| Species (N=8) | GC (%) | AT (%) | G (bases) | C (bases) | A (bases) | T (bases) | Maximum lifespan (yrs) | 
|---|---|---|---|---|---|---|---|
| Callosciurus erythraeus | 37.9 | 62.1 | 90 | 42 | 116 | 100 | 17.0 | 
| Cynomys ludovicianus | 36.0 | 64.0 | 80 | 45 | 127 | 95 | 11.0 | 
| Ictidomys tridecemlineatus | 36.3 | 63.7 | 83 | 43 | 125 | 96 | 7.9 | 
| Petaurista alborufus | 43.8 | 56.2 | 104 | 48 | 102 | 93 | 21.4 | 
| Pteromys volans | 39.2 | 60.8 | 98 | 38 | 110 | 101 | 11.4 | 
| Ratufa bicolor | 39.5 | 60.5 | 99 | 38 | 105 | 105 | 19.0 | 
| Sciurus vulgaris | 37.2 | 62.8 | 90 | 39 | 118 | 100 | 14.8 | 
| Tamias sibiricus | 32.7 | 67.3 | 76 | 37 | 122 | 111 | 9.6 |