"As this baby grows inside and I attempt to breathe through the fears and unknowns of this time, I am thinking of all you other mamas bringing new life into this world right now," she wrote.

"And also all of the women across generations and centuries and borders who have and are currently birthing new life in the midst of so many extraordinary and daunting circumstances. Life is a miracle, and mamas make it possible through their strength and power," she added.

"Hang in there pregnant mamas! We got this," she concluded.

The "Ugly Betty" actress tagged her husband Ryan Piers Williams, calling him "dada" and "aka quarantine partner".