Kurzgesagt - In a Nutshell - Season 13 Episode 15 Pregnancy is Insane
8.3010 minutes
Pregnancy is not gentle. Babies begin as invaders, growing a brand-new organ inside another human. For months, they sap energy, hack the immune system, and fight for survival. Out of this struggle emerges the most magical thing there is: new life. This is the brutal and beautiful story of how you and all of us came to be.