Keywords: Child development stages.svg human development until what generally is regarded as adulthood There are no universally unanimous definitions so they vary considerably but generally fall within the faded intervals at the flanks of the periods Definitions included in this diagram are taken from the articles for each period and references when present are also found there For links to the periods in English Wikipedia see en Template Humandevelopment Own Mikael Häggström 2009-07-04 thumb left 800px Raster png version See also center thumb 700px Stages in en prenatal development prenatal development Child development |