Bird migration perils cold temperatures on the wintering grounds kills thousands of birds, resulting in 30-90% population declines of migratory birds. For example, between 27000 and 62000 ducks, mostly tufted duck and common pochard, starved to death during a very cold winter in March 1986. The passing of Migratory Bird Treaty (US, 1916) and Migratory Birds Convention Act (Canada, 1917) made it illegal to kill or capture migratory birds. Even though migratory bird acts were passed at the beginning of the 19th century, many countries still have no laws or programs to protect migratory birds. International bird trade is a multibillion-dollar industry and
Blue Bird Mini Bird P30 step-van chassis and was initially available only with a gasoline engine. In the 1980s, diesel engines (the Chevrolet 6.2L) became an option. In the 1990s, the 6.2L diesel V8 was replaced with a more powerful 6.5L diesel. Unlike other models in the Blue Bird lineup, the Mini Bird was not assembled in Fort Valley, Georgia. Assembly of the Mini Bird took place in Buena Vista, Virginia (Blue Bird East; which closed in 1992) and in Mount Pleasant, Iowa (Blue Bird Midwest, which closed in 2002). Blue Bird Mini Bird The Blue Bird Mini Bird was a Type B school