Species, GC (%), AT (%), G (bases), C (bases), A (bases), T (bases), Maximum lifespan (yrs) Nasua nasua, 41.4, 58.6, 396, 175, 369, 438, 23.7, Procyon lotor, 39.0, 61.0, 381, 157, 389, 451, 21.0,