<span>Virginia Coastal Plain.
In addition to the rich fossil finds mentioned, these rocks also include some mastodon fossils which can be found in Quaternary sediments deposited along lakes and rivers.</span>
<u>Answer:</u>
<em>Community and ecosystem levels of organization are the main focus areas of Vitor Becker’s work.
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<u>Explanation:</u>
<em>Serra Bonita reserve complex was established by Vitor Becker and his wife Clemira Souza in the Atlantic forest of Brazil.</em> He studied agronomy and forestry and has a Ph.D in entomology.
Becker realized that the Atlantic forests are largely destroyed. After retirement Becker and Souza settled in the <em>Serra Bonita mountain region and using their savings they bought land in the region and converted the area into Serra Bonita reserve complex.
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Equilibrium: Equilibrium is a state in which opposing forces or influences are balanced.
Hope this helps :)