| Species (N=919) | GC (%) | AT (%) | G (bases) | C (bases) | A (bases) | T (bases) | Maximum lifespan (yrs) |
|---|---|---|---|---|---|---|---|
| Equus kiang | 42.6 | 57.4 | 299 | 108 | 252 | 297 | 30.1 |
| Equus zebra | 42.3 | 57.7 | 295 | 109 | 255 | 297 | 33.2 |
| Erimyzon oblongus | 42.4 | 57.6 | 254 | 159 | 287 | 275 | 6.0 |
| Erinaceus europaeus | 33.2 | 66.8 | 210 | 107 | 329 | 308 | 11.7 |
| Erythrocebus patas | 42.7 | 57.3 | 294 | 114 | 262 | 285 | 28.3 |
| Eschrichtius robustus | 42.4 | 57.6 | 297 | 109 | 245 | 306 | 77.0 |
| Esox lucius | 46.8 | 53.2 | 320 | 136 | 278 | 241 | 30.0 |
| Etheostoma radiosum | 47.4 | 52.6 | 282 | 180 | 308 | 205 | 4.0 |
| Eubalaena australis | 44.2 | 55.8 | 309 | 114 | 238 | 296 | 70.0 |
| Eudorcas rufifrons | 38.2 | 61.8 | 250 | 115 | 279 | 312 | 14.5 |
| Eudyptula minor | 47.5 | 52.5 | 337 | 128 | 246 | 267 | 16.0 |
| Eulemur fulvus | 39.8 | 60.2 | 271 | 110 | 284 | 292 | 35.5 |
| Eulemur macaco | 38.3 | 61.7 | 257 | 110 | 295 | 295 | 36.2 |
| Eulemur mongoz | 39.4 | 60.6 | 269 | 107 | 284 | 295 | 36.2 |
| Eulemur rubriventer | 40.9 | 59.1 | 276 | 115 | 276 | 290 | 20.0 |
| Eumetopias jubatus | 42.6 | 57.4 | 293 | 115 | 243 | 306 | 32.8 |
| Euphagus cyanocephalus | 47.0 | 53.0 | 326 | 134 | 254 | 264 | 12.5 |
| Euthynnus affinis | 49.3 | 50.7 | 323 | 158 | 245 | 249 | 10.0 |
| Falco cherrug | 47.0 | 53.0 | 338 | 120 | 248 | 269 | 15.9 |
| Falco columbarius | 46.3 | 53.7 | 329 | 122 | 256 | 268 | 12.7 |
| Falco peregrinus | 46.4 | 53.6 | 331 | 121 | 255 | 268 | 25.0 |
| Falco sparverius | 47.0 | 53.0 | 332 | 126 | 250 | 267 | 17.0 |
| Falco tinnunculus | 47.7 | 52.3 | 342 | 123 | 241 | 269 | 23.8 |
| Felis catus | 42.8 | 57.2 | 291 | 118 | 249 | 298 | 30.0 |
| Ficedula albicollis | 51.8 | 48.2 | 354 | 153 | 223 | 248 | 9.8 |
| Fringilla coelebs | 48.5 | 51.5 | 334 | 140 | 241 | 263 | 29.0 |
| Fringilla montifringilla | 49.3 | 50.7 | 343 | 139 | 239 | 257 | 14.8 |
| Fulica atra | 43.6 | 56.4 | 307 | 112 | 243 | 298 | 20.6 |
| Gadus morhua | 43.8 | 56.2 | 262 | 164 | 313 | 233 | 25.0 |
| Gadus ogac | 43.8 | 56.2 | 267 | 160 | 316 | 232 | 12.0 |
| Galago moholi | 41.6 | 58.4 | 292 | 105 | 258 | 300 | 16.6 |
| Galago senegalensis | 42.0 | 58.0 | 296 | 106 | 256 | 299 | 17.1 |
| Galaxiella nigrostriata | 38.7 | 61.3 | 238 | 139 | 345 | 253 | 1.0 |
| Galeocerdo cuvier | 38.8 | 61.2 | 270 | 108 | 307 | 290 | 50.0 |
| Gallinula chloropus | 43.8 | 56.3 | 304 | 116 | 249 | 291 | 18.6 |
| Gallus gallus | 47.5 | 52.5 | 339 | 124 | 247 | 265 | 30.0 |
| Gambusia affinis | 46.4 | 53.6 | 303 | 149 | 286 | 237 | 3.0 |
| Garrulus glandarius | 44.3 | 55.7 | 303 | 130 | 261 | 284 | 17.9 |
| Gasterosteus aculeatus | 43.5 | 56.5 | 279 | 145 | 313 | 238 | 8.0 |
| Gavia stellata | 47.8 | 52.2 | 339 | 128 | 238 | 273 | 24.0 |