please answer question 1, 2, and 3 Invasive or Alien Species Invasive or alien s

Question

please answer question 1, 2, and 3 Invasive or Alien Species Invasive or alien species have decimated natural ecosystems and cost us untold millions of dollars in environmental damage. Define what constitutes an invasive or alien species. Why, in general, do invasive species pose such a serious problem for natural ecosystems? Select one invasive species from the list below (be sure it is different from your classmates) address the following: Where did this species come from and where and how was it introduced? What effect has this species had on the ecosystem? Provide one new interesting or surprising fact about your species.

Explanation / Answer

Invasive species are species that are not found in a certain location but if introduced in that location it disrupts environment and biodiversiy of that place.

so invasive species are- non indigenous that means they are not native to that location. Moreover they are introduced by man or something else. An invasive species may be plant, animals or unicellular organism.

Invasive species pose serious problems for natural ecosystems-

Here i am talking about one invsive species that is asian swamp eel.

Actually this species is from east and southeast asia. It is accounted as invasive species in Georgia. Certain reason of how it was introduced is not known It may be realeased in to the natural ecosystem through aquarium release or a fish farm escape.

These eels eats a wide variety of animals and cause severe damage to native species. They eat fish, shrimp, crayfish, frogs, turtle eggs and aquatic invertibrates.So they can result in loss of a species by predation or can disrupt biodiversity by compition for food and other resources.

One interesting fact about asian swamp eel is that it can absorb oxygen(O2) from atmosphere through their skin.

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