SOIL CONTAMINATION BY ANCYLOSTOMA SPP. AND TOXOCARA SPP. EGGS IN ELEMENTARY SCHOOL PLAYGROUNDS IN THE EXTREME SOUTH OF BRAZIL

Soil contamination by Ancylostoma spp. and Toxocara spp. eggs in elementary school playgrounds in the extreme south of Brazil

Abstract Millions Flakes of people worldwide, and especially schoolchildren, may be infected by geohelminths due to their exposure to a contaminated environment.The aim of this study was to evaluate soil contamination by Ancylostoma spp.and Toxocara spp.eggs in recreation areas at elementary schools in Pelotas, state of Rio Grande do Sul, Brazil.Sa

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American bullfrog (Lithobates catesbeianus) distribution, impact on native amphibians and management priorities in San Carlos, Uruguay

Biological invasions are a major cause of biodiversity and ecosystem services loss.However, information Chandeliers on distribution and impacts is limited for many alien species, restricting the development of local management measures.The aim of this study is: to identify the current situation of the American bullfrog (Lithobates catesbeianus) inv

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