Species, GC (%), AT (%), G (bases), C (bases), A (bases), T (bases), Maximum lifespan (yrs) Ara glaucogularis, 46.5, 53.5, 3843, 1444, 2698, 3395, 22.0, Aratinga acuticaudata, 46.6, 53.4, 3882, 1417, 2657, 3424, 31.0, Cacatua moluccensis, 47.2, 52.7, 3877, 1493, 2703, 3299, 65.8, Calyptorhynchus baudinii, 44.7, 55.2, 3734, 1357, 2770, 3512, 47.0, Melopsittacus undulatus, 45.9, 54.1, 3961, 1264, 2592, 3562, 21.0, Nymphicus hollandicus, 46.6, 53.4, 3994, 1311, 2605, 3473, 35.0,