red-eyed vireo: of northern North America having red irises and an olive-grey body with white underparts
vireo: any of various small insectivorous American birds chiefly olive-grey in color
zinc: a bluish-white lustrous metallic element; brittle at ordinary temperatures but malleable when heated; used in a wide variety of alloys and in galvanizing iron; it occurs naturally as zinc sulphide in zinc blende