Adrenaline, Cortisol, Norepinephrine.
        
             
        
        
        
<h2><em>★</em><em> </em><em>«</em><em>What are the impacts of human beings on biodiversity ?</em><em> </em><em>»</em><em> </em><em>★</em></h2>
- <em>destruction, degradation and fragmentation of habitats. reduction of individual survival and reproductive rates through exploitation, pollution and introduction of alien species.</em>
<h2><em>hope</em><em> it</em><em> helps</em><em>!</em></h2>
 
        
        
        
The answer is the pigment red
        
             
        
        
        
They are called this because it's our senses. Sensory Nerves take in and communicate information about heat, cold, pressure, pain, position, and much more. They also take in information for either the outside world, or from within the body itself.