The following sequence of pictures shows an overview of the development of a human from fertilisation, into embryo, then foetus and child.
Some pictures are photographs and some are ultrasound images.
You can jump to a more detailed description of events by clicking on the weekly number above each picture. From the 14th week of pregnancy to the 21st week. From the 22nd week of pregnancy to the 24th. If you have ANY concerns about your health, please see your doctor immediately and do not rely solely on information found here or anywhere else on the internet.