Pets know when something big is happening: Yes or no?

LeAnn • Baby Bree 🎀 ETA~5*11*16~ or sooner!

My little man has been following me around all morning. Sitting outside the bathroom while im getting sick. Laying in bed with me,while I'm struggling. I've always heard animals know when something big is about to happen. Im currently 39 weeks.

Do you believe they know?