This is a truly amazing time-lapse film, with amazing detail.
Watch as, over 6 minutes, a single cell zygote transforms into a complete hatched larva of an alpine newt. I remember being fascinated by cell division as a child in biology classes, but always struggled to comprehend how that became a living organism, that’s precisely what this film shows.
There are a few more details about the film here, but it’s definitely one to sit back and watch: