Whining Toddler = Early Pregnancy?

Anything is possible. My oldest who at the time was 5 told me one day that I couldn't roll in the gr cuz I'd hurt the baby. Sure enough I was about 4 weeks pregnant. When I got pregnant this time my oldest who was 7(now 8) said "mom can you please have a girl this time?" And my 2 year old kept saying baby and pointing to my tummy. So I fully and honestly believe that they can sense these things. Just like how well they can judge someones character