Today, the Earth's axis is tilted 23.5 degrees from the plane of its orbit around the sun.
        
                    
             
        
        
        
this ones simple all the others don't use sunlight because they cant make food within themselves but plants on the other hand use direct sunlight to make their food unlike the others. ;]
 
        
             
        
        
        
Fish and bird are biotic and the bird would hurt the fish depending on the species of birds since some birds are carnivores.