It is possible that you are pregnant with twins if your womb has divided into two during an ultrasound scan. This condition is known as uterine didelphys or double uterus, where the uterus is split into two separate cavities. In some cases, each cavity can support a pregnancy, resulting in the possibility of carrying twins. However, it's important to note that further testing and consultation with your healthcare provider are necessary to confirm this diagnosis. Additional ultrasounds or other medical examinations may be required to locate the second baby and determine their health status. It's recommended to discuss these findings with your doctor for a more accurate assessment and appropriate guidance throughout your pregnancy journey.