Why do girls feel more attached after sex?

[Benny Allstar]

BIG question i want to know...
After everytime i have sex.. i get more weirdish and like i dont even wanna be around my partner.. but they are just all cuddly and lovey dovey after sex..
Why?

 

[♥ sucka for ♥♥♥]

i get sad like and emotional if i don't cuddle after sex