| Species (N=919) | GC (%) | AT (%) | G (bases) | C (bases) | A (bases) | T (bases) | Maximum lifespan (yrs) |
|---|---|---|---|---|---|---|---|
| Presbytis melalophos | 34.7 | 65.3 | 86 | 34 | 116 | 110 | 20.0 |
| Prionace glauca | 41.5 | 58.5 | 98 | 47 | 115 | 89 | 20.0 |
| Prionailurus bengalensis | 42.1 | 57.9 | 103 | 43 | 94 | 107 | 17.0 |
| Pristipomoides multidens | 46.4 | 53.6 | 110 | 52 | 117 | 70 | 30.0 |
| Procapra gutturosa | 38.4 | 61.6 | 94 | 39 | 105 | 108 | 12.0 |
| Procavia capensis | 44.5 | 55.5 | 110 | 44 | 88 | 104 | 14.8 |
| Procyon lotor | 38.3 | 61.7 | 87 | 46 | 101 | 113 | 21.0 |
| Propithecus diadema | 40.8 | 59.2 | 101 | 41 | 98 | 108 | 21.0 |
| Prosopium cylindraceum | 47.9 | 52.1 | 105 | 62 | 107 | 75 | 16.0 |
| Prosopium williamsoni | 50.1 | 49.9 | 111 | 64 | 102 | 72 | 17.0 |
| Proteus anguinus | 43.6 | 56.4 | 94 | 56 | 105 | 89 | 102.0 |
| Protopterus annectens | 37.9 | 62.1 | 85 | 46 | 125 | 90 | 18.0 |
| Psetta maxima | 45.3 | 54.7 | 101 | 57 | 114 | 77 | 26.0 |
| Pseudocheirus peregrinus | 38.2 | 61.8 | 94 | 40 | 113 | 104 | 10.1 |
| Pseudois nayaur | 41.9 | 58.1 | 105 | 40 | 97 | 104 | 20.9 |
| Pseudomys chapmani | 35.3 | 64.7 | 86 | 37 | 106 | 119 | 6.8 |
| Pseudorca crassidens | 38.4 | 61.6 | 99 | 34 | 102 | 111 | 62.5 |
| Pseudotriton ruber | 35.9 | 64.1 | 82 | 43 | 122 | 101 | 20.1 |
| Pterois volitans | 50.1 | 49.9 | 110 | 65 | 99 | 75 | 10.0 |
| Pteromys volans | 39.2 | 60.8 | 98 | 38 | 110 | 101 | 11.4 |
| Pteroplatytrygon violacea | 44.7 | 55.3 | 105 | 51 | 107 | 86 | 24.0 |
| Pteropus alecto | 42.0 | 58.0 | 102 | 44 | 92 | 110 | 19.7 |
| Pteropus dasymallus | 43.1 | 56.9 | 106 | 44 | 87 | 111 | 24.0 |
| Pteropus scapulatus | 39.9 | 60.1 | 96 | 43 | 99 | 110 | 15.8 |
| Pteropus vampyrus | 42.0 | 58.0 | 105 | 41 | 89 | 113 | 20.9 |
| Pudu puda | 37.0 | 63.0 | 88 | 40 | 110 | 108 | 18.3 |
| Puma concolor | 42.7 | 57.3 | 104 | 44 | 95 | 104 | 23.8 |
| Pungitius pungitius | 49.3 | 50.7 | 114 | 59 | 101 | 77 | 5.0 |
| Pusa hispida | 44.7 | 55.3 | 110 | 45 | 85 | 107 | 46.0 |
| Pusa sibirica | 44.1 | 55.9 | 110 | 43 | 85 | 109 | 56.0 |
| Pygathrix nemaeus | 38.2 | 61.8 | 93 | 39 | 109 | 105 | 26.0 |
| Pygoplites diacanthus | 49.0 | 51.0 | 121 | 50 | 101 | 77 | 14.5 |
| Pyrrhocorax graculus | 44.2 | 55.8 | 100 | 55 | 100 | 96 | 24.4 |
| Pyrrhocorax pyrrhocorax | 45.6 | 54.4 | 112 | 48 | 89 | 102 | 20.3 |
| Pyrrhula pyrrhula | 47.6 | 52.4 | 122 | 45 | 90 | 94 | 17.5 |
| Python molurus | 41.1 | 58.9 | 100 | 41 | 94 | 108 | 34.2 |
| Python regius | 41.7 | 58.3 | 107 | 36 | 92 | 108 | 47.5 |
| Quiscalus quiscula | 47.6 | 52.4 | 122 | 45 | 90 | 94 | 23.1 |
| Rachycentron canadum | 43.8 | 56.2 | 100 | 53 | 114 | 82 | 15.0 |
| Raja rhina | 45.0 | 55.0 | 107 | 50 | 110 | 82 | 26.0 |