Why do girls get jealous?

I was walking down the street and this who*e rolled her eyes at me and looked at me up and down. I was like excuse me do we have a problem? And she was talking junk to her friend so I called her out. She was a little scared punk and went home. Why are...

girls so jealous?

u must have something they admire and want. and they know they can ever get like u

If she is a street woman she most likely knows you are not and that would upsept her a great deal.