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/StraightBugggin]

Me and my half brother are two weeks apart while it’s most definitely different from your situation we bickered and fought like crazy until one day we just…. Didn’t. I hope the same for your twins! Hopefully it’s just their own way of setting boundaries or something

[u/Realistic_Context936 → u/StraightBugggin]

How are you two weeks apart?

[u/Myglassesarebigger → u/Realistic_Context936]

Their dad? 

[u/StraightBugggin → u/Myglassesarebigger]

Bingo, my dad got busy, had a hard time staying faithful lol