Swedish photographer Lennart Nilsson spent 12 years taking pictures of the foetus developing in the womb (23 Pics)

Lennart Nilsson - A Swedish photographer spent 12 years of his taking pictures of the foetus growing in the womb. These incredible photographs were taken with conventional cameras with macro lenses, an endoscope and scanning electron microscope. Nilsson used a magnification of hundreds of thousands and “worked” right in the womb.

Sperm in the fallopian tube!

An egg cell!

Will they have a date?

Two sperms are contacting with the egg cell.

The winning sperm.

Winning moments.

The sperm 5-6 days.The clump has developed into a blastocyst, containing many more.

8 days.The human embryo is attached to a wall of the uterus.

The brain starts to develop in the human embryo.

4 Weeks

5 weeks. Approximately 9 mm.You can now distinguish the face with holes.

40 days. Embryonic cells form the placenta. This organ connects the embryo to the uterine wall allowing nutrients.

Eight weeks. The rapidly-growing embryo is well protected in the foetal sac.

10 weeks. The eyelids are semi-shut. They will close completely in a few days.

16 weeks. The foetus uses its hands to explore its own body and its surroundings.

The skeleton consists mainly of flexible cartilage. A network of blood vessels is visible through the thin skin.

18 weeks. Approximately 14 cm. The foetus can now perceive sounds from the outside world.

19 weeks.

20 weeks. Approximately 20 cm. Woolly hair, known as lanugo, covers the entire head.

24 weeks.

26 weeks.

6 months. The little human is getting ready to leave the uterus. It turns upside down because it will be easier to get out this way.

36 weeks. The child will see the world in 4 weeks.