| Species (N=918) | GC (%) | AT (%) | G (bases) | C (bases) | A (bases) | T (bases) | Maximum lifespan (yrs) |
|---|---|---|---|---|---|---|---|
| Ovibos moschatus | 36.2 | 63.8 | 152 | 39 | 111 | 226 | 27.4 |
| Ovis ammon | 35.8 | 64.2 | 152 | 37 | 113 | 226 | 16.8 |
| Ovis aries | 35.0 | 65.0 | 148 | 37 | 116 | 227 | 22.8 |
| Ovis canadensis | 35.0 | 65.0 | 148 | 37 | 118 | 225 | 20.6 |
| Ovophis okinavensis | 42.1 | 57.9 | 181 | 36 | 68 | 231 | 19.0 |
| Ozotoceros bezoarticus | 34.3 | 65.7 | 141 | 40 | 129 | 218 | 21.9 |
| Pagellus bogaraveo | 46.4 | 53.6 | 169 | 73 | 79 | 201 | 15.0 |
| Palea steindachneri | 38.1 | 61.9 | 164 | 37 | 75 | 252 | 41.0 |
| Paleosuchus palpebrosus | 50.2 | 49.8 | 216 | 46 | 49 | 211 | 24.1 |
| Paleosuchus trigonatus | 50.2 | 49.8 | 218 | 44 | 51 | 209 | 30.9 |
| Pan paniscus | 41.5 | 58.5 | 180 | 38 | 110 | 197 | 55.0 |
| Pan troglodytes | 42.1 | 57.9 | 182 | 39 | 107 | 197 | 59.4 |
| Pandion haliaetus | 48.1 | 51.9 | 202 | 49 | 58 | 213 | 32.0 |
| Panthera leo | 40.0 | 60.0 | 153 | 58 | 111 | 206 | 27.0 |
| Panthera onca | 40.0 | 60.0 | 157 | 54 | 108 | 209 | 28.0 |
| Panthera pardus | 39.2 | 60.8 | 150 | 57 | 115 | 206 | 27.3 |
| Panthera tigris | 41.3 | 58.7 | 156 | 62 | 109 | 201 | 26.3 |
| Papio hamadryas | 43.6 | 56.4 | 185 | 44 | 87 | 209 | 37.5 |
| Parus major | 47.4 | 52.6 | 198 | 48 | 64 | 209 | 15.4 |
| Passer domesticus | 49.7 | 50.1 | 202 | 56 | 55 | 205 | 23.0 |
| Passer montanus | 52.6 | 47.4 | 209 | 64 | 51 | 195 | 13.1 |
| Pavo cristatus | 45.6 | 54.4 | 190 | 48 | 65 | 219 | 23.2 |
| Pecari tajacu | 36.4 | 63.6 | 156 | 36 | 105 | 231 | 31.5 |
| Pelecus cultratus | 43.3 | 56.7 | 161 | 65 | 78 | 218 | 11.0 |
| Pelomedusa subrufa | 41.4 | 58.6 | 176 | 40 | 79 | 227 | 20.1 |
| Pelusios castaneus | 44.6 | 55.4 | 179 | 46 | 75 | 204 | 41.0 |
| Peponocephala electra | 37.1 | 62.9 | 158 | 38 | 107 | 225 | 47.0 |
| Perameles gunnii | 35.5 | 64.5 | 140 | 38 | 110 | 213 | 6.1 |
| Perca flavescens | 43.7 | 56.3 | 159 | 69 | 99 | 195 | 12.0 |
| Perca fluviatilis | 44.6 | 55.4 | 158 | 75 | 94 | 195 | 22.0 |
| Percopsis transmontana | 50.4 | 49.6 | 186 | 77 | 50 | 209 | 6.0 |
| Periparus ater | 50.3 | 49.7 | 209 | 52 | 54 | 204 | 9.5 |
| Perodicticus potto | 42.0 | 58.0 | 184 | 38 | 87 | 219 | 26.8 |
| Petaurista alborufus | 37.1 | 62.9 | 161 | 34 | 113 | 217 | 21.4 |
| Petaurus breviceps | 34.1 | 65.9 | 132 | 37 | 105 | 221 | 17.8 |
| Petromyzon marinus | 38.5 | 61.5 | 143 | 57 | 81 | 238 | 9.0 |
| Phacochoerus africanus | 35.0 | 65.0 | 147 | 38 | 106 | 237 | 20.9 |
| Phaeognathus hubrichti | 33.9 | 66.1 | 126 | 50 | 109 | 234 | 19.7 |
| Phaethon rubricauda | 53.1 | 46.9 | 207 | 70 | 52 | 193 | 32.7 |
| Phalacrocorax carbo | 48.5 | 51.5 | 205 | 48 | 51 | 218 | 27.2 |