Appropriately named, the seaside sparrow is a salt marsh specialist with 9 recognized subspecies throughout its range along the Eastern and Gulf coasts of North America. One subspecies, the dusky seaside sparrow (A. m. nigrescens), became extinct in 1987 when the last remaining individual in captivity died.
Confidence votes 9.9K. Canada's prairies are huge world suppliers of wheat, canola and other grains. Canada is the world's largest producer of zinc and uranium and a world leader in many other natural resources such as gold, nickel, aluminum and lead. Timber is also a major natural resource.
Canada has a diverse economy, and the key industries are agriculture, manufacturing, energy, and the service sector. Other industry sectors of importance include environmental technologies, renewable energy, wireless communications, chemicals, biopharmaceuticals, and others.anada also has a competitive and expanding food processing sector and is world-renowned for its high quality wheat and grain products. The country is a key exporter of agricultural products, mainly to Asia and the US.