<span>Long-spined cacti will survive longer and reproduce more often than short-spined cacti</span>. Because natural selection suggests that organisms with certain traits that give them better chance at survival or reproductive rate will be pass on to their offspring.
        
                    
             
        
        
        
Answer:
third and fourth trophic levels
Explanation:
 
        
                    
             
        
        
        
Answer:
Nature
Explanation:
Because erosion happens in the nature.