Donald Shaver search widely for diversified breeding stock. Local breeders, knowing his reputation were reluctant to sell to him for fear of competition. In 1946, there were 256 registered chicken breeders in Canada. Shaver Poultry became the 257th. By 1958, only Shaver remained, along with seven other major poultry breeders worldwide. The principle of hybrid vigour had been well established for corn, but the costs and time required to test chicken crosses were higher. Small breeders (as Shaver was at the time) could not afford permanent scientific staff, so Shaver obtained assistance from geneticists conducting research at universities and government institutions. Shaver
Red-rumped swallow Red-rumped swallow The red-rumped swallow ("Cecropis daurica") is a small passerine bird in the swallow family. It breeds in open hilly country of temperate southern Europe and Asia from Portugal and Spain to Japan, India, Sri Lanka and tropical Africa. The Indian and African birds are resident, but European and other Asian birds are migratory. They winter in Africa or India and are vagrants to Christmas Island and northern Australia. Red-rumped swallows are somewhat similar in habits and appearance to the other aerial insectivores, such as the related swallows and the unrelated swifts (order Apodiformes). They have blue upperparts and