Prioksko-Terrasny Nature Reserve covering 4945 ha, 134 species of birds from 14 orders (Ciconiiformes, Anseriformes, Falconiformes, Galliformes, Gruiformes, Charadriiformes, Columbiformes, Cuculiformes, Strigiformes, Caprimulgiformes, Apodiformes, Coraciiformes, Piciformes, Passeriformes) had been registered by 1991. Later 5 more species were observed here. Thus, by the present time, the list of species of birds registered in the Reserve numbers 139 species. About 55% from them are Passerines. Most of birds of the Reserve belong to migratory breeding species or to nomadic breeding species. Some species are vagrants in the Reserve and in the Moscow Region (nutcracker Nicifraga caryocatactes (L.), etc.). Birds, nesting in central parts of Russia
Birds International is conducive to the breeding and propagation of exotic birds. Birds International provides captive-bred birds to pet lovers, hobbyist, zoos and parks. The company is evaluated to be "the biggest and most successful breeder of exotic birds in the world". It has 20,000 exotic birds at any given time. Most of them are exported to Asia, Europe and Japan. Prices can be high, making Birds International a successful business venture and thus a model for similar enterprises. It has also been pointed out as a model for aviculture industry in Australia where, as in the Philippines, commercial trade in native