Have very few or no predators in the new ecosystem.
        
                    
             
        
        
        
Answer:
Darwinian fitness
Explanation:
it is able to produce offspring of itself and help it to Maintain the population of an organism
hope it helps u
 
        
             
        
        
        
The answer is D. A, B, and C all use photosynthesis, and make their own energy. A cougar relies on killing other animals to get energy. I hope this helps!
        
             
        
        
        
The reason why Koala bears are restricted to live in a
certain habitat is because they can only eat a certain type of eucalyptus leaf.
These bears are indigenous to Australia. They are nocturnal and live in tropical
where temperate eucalyptus forest can be found.