"The Canada Goose (Branta canadensis) is a wild goose belonging to the genus Branta, which is native to arctic and temperate regions of North America, having a black head and neck, white patches on the face, and a brownish-gray body. Lake Ontario near Oakv"
Price: 10
Aortic valve replacement surgery. All surgical sutures that will be holding the valve are in place and new bioprosthetic valve is ready to be lowered into the patient's aorta. Normal saline poured over the valve facilitates sliding it down into place
Price: 10
