For if it is proved wrong you can retry.
        
             
        
        
        
The order of the planets from closest to the Sun outwards is; Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and finally Neptune. The largest planet in the solar system is Jupiter, followed by Saturn, Uranus, Neptune, Earth, Venus, Mars with the smallest being Mercury.
        
                    
             
        
        
        
Answer: birds
Explanation: because birds have wings and they can fly