4, give an example of a keystone species and explain why it is considered a keystone species.

A keystone species : Plays a critical role in maintaining the structure of an ecological community. In contrast to dominant species, keystone species are not necessarily abundant in a community.Their effect is due to their ecological roles or niche and no because of their numbers. Keystone species are usually predators that keep herbivores from exploding in population due to the abundance of dominant plant species.
4, give an example of a keystone species and explain why it is considered a keystone...
What is a keystone species? How does the removal of a keystone species affect the number of species in a community? Why aren’t all species in a community considered keystone species?
5. Which of the following is considered as a keystone species? Select one: O a. Wolf O b. Starfish O C. All of these d. Beaver
Why are marine vertebrate species good sentinel species and give an example including species, ecosystem, and environmental problem.
What are the characteristics of life? Give an example of a living organism and explain why it is considered alive?
In C++ please. 4. Explain why inserting an element into map with insert() is considered "safe" while inserting with indexing operator is considered "unsafe" with respect to an existing element. Give example code which demonstrates the safety of element insert with insert()
25. Beavers act as A) dominant species B) keystone species C invasive species D) ecosystem engineers
how do alligators fit the definition of keystone species?
Which of the following are characteristics of a keystone species? Multiple Choice Their presence dictates the survival of the entire community. They evoke a strong emotional response in people. They have a very large population. They are most often mammals. None of these are characteristics of keystone species.
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A keystone species is a species that has a size would predict. impact on its community than its population the same as any other species lesser greater
B. Keystone species are species that have a very large impact on community structure and the food web if removed from the system. For example, the presence or absence of large herbivores can have an impact on snake abundance in African grasslands. McCauley & Young performed experiments in Kenya (1997-2006) where fences were constructed around plots to exclude elephants and zebras. After 8 years, snakes were counted; the results are shown in the accompanying graph. Please offer an explanation of...