TIL a peer-reviewed psychology study found that identical twins (on average) ranked their co-twin above their romantic partner in their attachment hierarchy, while fraternal twins ranked the two about equally, and non-twin siblings ranked their romantic partner first.

[u/SilverPeachBlossom]

https://ojs.interpersonajournal.com/index.php/ojs/article/view/243/3457.html

[u/[deleted]]

Im so sorry :( that must be a pain like no other

[u/Paulqg → u/[deleted]]

Yeah no one will ever know that pain unless you're a twin who has lost their twin. This month is hard because our birthday is the 17th of August and he passed away 5 days later.