Ahh Teeallame, that's to do with the foal shifting around - it can be quite disconcerting
Just for a giggle - here's Merlot about 2 WEEKS BEFORE His Lordship arrived ....see what I mean about being a barge LOL...
She had me panicking thinking she might pop before she allowed him out!
If you want to check out her foaling journey - it's all here
Merlot's Foaling Thread