Baleen whales are some of the largest animals on earth. Characteristic baleen plates and paired blowholes help distinguish baleen whales from toothed whales. All cetaceans have a long, strong diaphragm which allows them to rapidly exhale as they surface and quickly inhale before submerging.
WPA sometimes took over state and local relief programs that had originated in the Reconstruction Finance Corporation (RFC) or Federal Emergency Relief Administration (FERA) programs. It was liquidated on June 30, 1943, as a result of low unemployment due to the worker shortage of World War II.n a short period of ten years, the Public Works Administration, the Works Progress Administration, and the Civilian Conservation Corps built facilities in practically every community in the country. Most are still providing service half a century later.
The principal result of farm mechanization was the removal from the farm of much of human and animal labor and replacing that labor with machines. The resulting improvements in productivity are often misunderstood. It is said 'One farmer in 1950 produced the same output as ten men in 1850.'.