6 Types of Twins That Are Extremely Rare
- Episode aired Feb 9, 2020
- 14m
![Hank Green, Caitlin Hofmeister, and Michael Aranda in SciShow (2012)](https://m.media-amazon.com/images/M/MV5BNTFjOGQ4NzYtYjc0Mi00ZjBjLWE5YjQtYzJhMWE5OGEyN2EyXkEyXkFqcGdeQXVyMzM1NTgwODQ@._V1_QL75_UX190_CR0,2,190,281_.jpg)
Identical twins occur when an embryo spits in two. But when, exactly, does this happen and why do we see conjoined twins when the split is incomplete? Or did they split and rejoin? Scientist... Read allIdentical twins occur when an embryo spits in two. But when, exactly, does this happen and why do we see conjoined twins when the split is incomplete? Or did they split and rejoin? Scientists don't know but hang on, it get way stranger.Identical twins occur when an embryo spits in two. But when, exactly, does this happen and why do we see conjoined twins when the split is incomplete? Or did they split and rejoin? Scientists don't know but hang on, it get way stranger.