Because pioneer species are the first to return after a disturbance, they are the first stage of succession, and their presence increases the diversity in a region. They are usually a hardy plant, algae or moss that can withstand a hostile environment.
        
             
        
        
        
Yes, that what makes an Eclipse a wonderful site
        
             
        
        
        
Answer: light is a eletromagnetic wave, no it does not need a medium
Explanation:
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