Invasive Species

What argon invasive species? Invasive species ar non-native species of animals, plants, microorganisms or pathogens that nonplus on the habitat of other species, forcing the native species to decline in community or to disappear from their natural environment. These species are introduced either accidentally or intentionally by human beings or their activities. It is of the essence(p) to differentiate invasive from introduced species. Introduced species, which have been introduced to an area, are not considered a threat to the new environment, whereas invasive ones are always considered to be pests and harmful to the ecosystem in around way. ARS research includes studies of beneficial tinkers damn louses such(prenominal) as lovemaking bees. beloved bees are the chief louse pollinator for more than 90 crops in the linked States. They are vitally important to the farm economy of the nation and are til now valued for the beeswax, honey, and other products the y produce. Most honey bees in the unify States are European bees, which were originally brought to this country by European colonists in the 1600s and 1700s. Africanized honey bees are the result of honey bees brought from Africa to brazil in the 1950s in hopes of breeding a bee renew adapted to the South American tropical climate.

These African honey bees reached the Brazilian wild in 1957 and then spread arcsecond and north until they officially reached the United States on October 19, 1990. They have since breed with European honey bees, and because hybrid bees tend to exhibit some African honey bee t raits while still retaining some European ho! ney bee genes, the hybrid bees are referred to as Africanized honey bees. honey bees, whether they are European, African, or Africanized, only sting defensively. However, Africanized honey bees are a concern to farmers and beekeepers because they are extremely protective of their parentage and tend to be much more aggressive than European honey bees. This map layer was compiled by the National accommodate of maps of the...If you want to get a full essay, order it on our website: BestEssayCheap.com

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