With the United States containing so many world-Â­famous tourist destinations and being home to three giants of the aviation industry (US Airlines, American Airways, and Delta Air Lines), it's no surprise that the country's airports rank among the busiest in the world, weaving a complex network of routes all over the globe.
Birds, bats and other animals can be used as one of mosquito control methods, but alone they certainly wonât make a visible impact on the population of mosquitoes. Some species of birds like purple martin eat mosquitoes and these insects take few percent of their daily meal and bats, who are night hunters also feed from mosquitoes.
Bird Island is Arkansas's largest known Purple Martin roost. An estimated 8000 - 50,000 birds use the area between late July and early August. The island is a staging area for martins as they feed on insects and develop fat stores before migrating to South America. Bird Island is located in the middle of Lake Ouachita.ast year, it was estimated around 30,000 to 50,000 martins making up the roost during it's peak in August. Purple Martins on Lake Ouachita are especially vulnerable to boaters, who have harassed the birds by blowing horns and walking on the island.