Sibling Rivalry Begins Early

This is amazing..Twins fighting in the womb...makes you wonder. How our brains operate.

Striking new MRI images show that for twins, sibling rivalry starts early even before birth. Researchers in London were trying to find out more about a rare blood disease that can complicate the pregnancies for women carrying twins, when they captured video of what appears to be two fetuses pushing each other as they try to make more room