Epinephrine is also known as adrenaline. It is produced by both the adrenal glands and the certain neurons. It is used to treat some conditions like cardiac arrest, anaphylaxis and more. Its actions vary by tissue type and tissue expression of then receptors. It is binding to a variety of adrenergic receptors.It also help to increase peripheral resistance.
        
             
        
        
        
Because acids have a bitter taste i believe
        
                    
             
        
        
        
Answer:
 The larvae are prey for the young birds. The larvae are predators of the young birds.