Table 1. Assembled avian nuclear genomes in NCBI as of 12 September 2013.
| Species | Order | Assemblysize (Mb) | Estimatedgenomesizea | Estimated#genes | Meangenelength | Meanexonspergene | Meanexonlength | Meanintronlength |
| Aquila chrysaetos (Golden Eagle) | Falconiformes | 1548.5 | 1.28, 1.32 , 1.48 [59], [60] | 16,571 | 25049 | 8.6 | 143 | 2646 |
| Amazona vittata (Puerto Rican Parrot) [82] | Psittaciformes | 1175.4 | 1.58 [83] | - | - | - | - | - |
| Anas platyrhynchos (Mallard) [57] | Anseriformes | 1105.1 | 1.26 | 19,144 | 20574 | 8.2 | 164 | 2664 |
| Ara macaeo (Scarlet Macaw) [71] | Psittaciformes | 1204.7 | 1.34 [59] | 14,405 | - | - | - | - |
| Falco peregrinus (Peregrine Falcon) [36] | Falconiformes | 1172.0 | 1.22 | 16,263 | 20646 | 8.9 | 173 | 2395 |
| Falco cherrug (Saker Falcon) [36] | Falconiformes | 1174.8 | 1.19 | 16,204 | 19314 | 8.8 | 173 | 2250 |
| Ficedula albicollis (Collared Flycatcher) [84] | Passeriformes | 1118.3 | 1.31 | 18,649 | - | - | - | - |
| Gallus gallus (Chicken) [64] | Galliformes | 1046.9 | 1.24 [59] | 17,040 | 16702 | 8 | 166 | 2203 |
| Geospiza fortis (Medium Ground-finch) [85] | Passeriformes | 1065.3 | 1.25 | 13291 | - | - | - | - |
| Meleagris gallopavo (Turkey) [86] | Galliformes | 1061.8 | 1.31 [87] | 15,704 | - | - | - | - |
| Melopsittacus undulatus (Budgerigar) | Psittaciformes | 1117.4 | 1.22 [88] | - | - | - | - | - |
| Pseudopodoces humilis (Tibetan Ground-tit) [89] | Passeriformes | 1043.0 | 1.08 | 17,520 | 19840 | 9.27 | 170 | 2208 |
| Taeniopygia guttata (Zebra Finch) [72] | Passeriformes | 1232.1 | 1.25 [90] | 14527 | - | - | - | - |
| Columbia livia (Rock Pigeon) [50] | Columbiformes | 1108.0 | 1.3 | 17,300 | 18364 | 8.5 | 166 | 2271 |
| Mean assembly size | 1143.0 |
a
Genome sizes in plain text were estimated by the kmer method (citations can be found in the “species” column). Genome sizes in italics were estimated by other methods (e.g., Feulgen absorption microspectrophotometry; citations can be found in the “estimated genome size” column).