Answer: Giving birth only in the spring and summer ensures that offspring are born when food is most available. 
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What is the question. Let see if I can try
 
        
             
        
        
        
As the head organ in the body which controls, monitors, supervises and influences the different organ system in the body and of the individual -characteristics, personality, traits, cognition, perception, intelligence, sensation and motor responses. The brain controls the endocrine system by its part, located somwhere in the medial temporal lobe called the hypothalamus, the master gland of the body. The hypothalamus influences every gland secretion and hormonal function that preceeds and proceeds in the body of an organism -growth, drives, sex, survival and etc. 
The hypothalamus sends sgnals from the different gland organs in the body that either exhibits or inhibits the activity of that particular gland releasing hormone.
        
             
        
        
        
An increase in biodiversity can either cause over-population of several different species or an increase in competition factor(s). Those are the most common results.