| Species (N=919) | GC (%) | AT (%) | G (bases) | C (bases) | A (bases) | T (bases) | Maximum lifespan (yrs) |
|---|---|---|---|---|---|---|---|
| Equus kiang | 40.4 | 59.6 | 83 | 37 | 88 | 89 | 30.1 |
| Equus zebra | 41.8 | 58.2 | 87 | 37 | 85 | 88 | 33.2 |
| Erimyzon oblongus | 48.1 | 51.9 | 88 | 55 | 86 | 68 | 6.0 |
| Erinaceus europaeus | 28.3 | 71.7 | 50 | 34 | 118 | 95 | 11.7 |
| Erythrocebus patas | 39.4 | 60.6 | 82 | 35 | 96 | 84 | 28.3 |
| Eschrichtius robustus | 42.1 | 57.9 | 85 | 40 | 91 | 81 | 77.0 |
| Esox lucius | 49.8 | 50.2 | 104 | 44 | 82 | 67 | 30.0 |
| Etheostoma radiosum | 49.5 | 50.5 | 99 | 48 | 91 | 59 | 4.0 |
| Eubalaena australis | 43.1 | 56.9 | 89 | 39 | 86 | 83 | 70.0 |
| Eudorcas rufifrons | 35.0 | 65.0 | 69 | 35 | 97 | 96 | 14.5 |
| Eudyptula minor | 49.8 | 50.2 | 108 | 40 | 69 | 80 | 16.0 |
| Eulemur fulvus | 39.7 | 60.3 | 85 | 33 | 98 | 81 | 35.5 |
| Eulemur macaco | 35.0 | 65.0 | 75 | 29 | 108 | 85 | 36.2 |
| Eulemur mongoz | 39.4 | 60.6 | 82 | 35 | 101 | 79 | 36.2 |
| Eulemur rubriventer | 33.3 | 66.7 | 67 | 32 | 116 | 82 | 20.0 |
| Eumetopias jubatus | 40.7 | 59.3 | 82 | 39 | 90 | 86 | 32.8 |
| Euphagus cyanocephalus | 49.2 | 50.8 | 108 | 38 | 72 | 79 | 12.5 |
| Euthynnus affinis | 51.2 | 48.8 | 104 | 48 | 84 | 61 | 10.0 |
| Falco cherrug | 47.8 | 52.2 | 105 | 37 | 74 | 81 | 15.9 |
| Falco columbarius | 49.8 | 50.2 | 106 | 42 | 69 | 80 | 12.7 |
| Falco peregrinus | 45.8 | 54.2 | 99 | 37 | 78 | 83 | 25.0 |
| Falco sparverius | 47.1 | 52.9 | 103 | 37 | 77 | 80 | 17.0 |
| Falco tinnunculus | 49.2 | 50.8 | 110 | 36 | 70 | 81 | 23.8 |
| Felis catus | 38.0 | 62.0 | 76 | 37 | 94 | 90 | 30.0 |
| Ficedula albicollis | 51.2 | 48.8 | 109 | 43 | 69 | 76 | 9.8 |
| Fringilla coelebs | 48.5 | 51.5 | 109 | 35 | 69 | 84 | 29.0 |
| Fringilla montifringilla | 49.2 | 50.8 | 110 | 36 | 68 | 83 | 14.8 |
| Fulica atra | 46.5 | 53.5 | 99 | 39 | 68 | 91 | 20.6 |
| Gadus morhua | 46.8 | 53.2 | 93 | 46 | 89 | 69 | 25.0 |
| Gadus ogac | 47.5 | 52.5 | 94 | 47 | 88 | 68 | 12.0 |
| Galago moholi | 38.4 | 61.6 | 81 | 33 | 94 | 89 | 16.6 |
| Galago senegalensis | 39.1 | 60.9 | 81 | 35 | 94 | 87 | 17.1 |
| Galaxiella nigrostriata | 43.8 | 56.2 | 86 | 44 | 101 | 66 | 1.0 |
| Galeocerdo cuvier | 37.4 | 62.6 | 77 | 34 | 110 | 76 | 50.0 |
| Gallinula chloropus | 46.5 | 53.5 | 101 | 37 | 66 | 93 | 18.6 |
| Gallus gallus | 47.1 | 52.9 | 103 | 37 | 74 | 83 | 30.0 |
| Gambusia affinis | 46.5 | 53.5 | 97 | 41 | 88 | 71 | 3.0 |
| Garrulus glandarius | 47.5 | 52.5 | 101 | 40 | 82 | 74 | 17.9 |
| Gasterosteus aculeatus | 47.1 | 52.9 | 91 | 49 | 93 | 64 | 8.0 |
| Gavia stellata | 46.5 | 53.5 | 99 | 39 | 75 | 84 | 24.0 |