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    Eons
            Primates vs Snakes (An Evolutionary Arms Race)
                
                    
                        
                            Season 4
                        
                    
                    
                        
                            Episode 18
                        
                    
                
            
            
            The Snake Detection Hypothesis proposes that the ability to quickly spot and avoid snakes is deeply embedded in primates, including us - an evolutionary consequence of the danger snakes have posed to us over millions of years.
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          8:04
        
      
    
  
  
                    
                
            Learn about how researchers have discovered a piece of a weird, but critical, time in the deep past…
        
        
    
    
                        
  
  
    
      
    
  
  
    
      
        
          10:46
        
      
    
  
  
                    
                
            Maybe there wasn’t just one so-called "cradle of humankind"?
        
        
    
    
                        
  
  
    
      
    
  
  
    
      
        
          10:18
        
      
    
  
  
                    
                
            How did such a strange plant like cannabis come to be in the first place?
        
        
    
    
                        
  
  
    
      
    
  
  
    
      
        
          9:34
        
      
    
  
  
                    
                
            We’re taking a look towards the deep future. After all, the story is far from over.
        
        
    
    
                        
  
  
    
      
    
  
  
    
      
        
          7:59
        
      
    
  
  
                    
                
            When did we start practicing medicine in its varied, complex forms?
        
        
    
    
                        
  
  
    
      
    
  
  
    
      
        
          9:11
        
      
    
  
  
                    
                
            For some, the rise of venomous elapid snakes was an almost apocalyptic catastrophe.
        
        
    
    
                        
  
  
    
      
    
  
  
    
      
        
          12:07
        
      
    
  
  
                    
                
            When you only have fossils, how do you know if a dinosaur is female or male?
        
        
    
    
                        
  
  
    
      
    
  
  
    
      
        
          11:57
        
      
    
  
  
                    
                
            What are animal-like fossils doing in rocks a billion years old?
        
        
    
    
                        
  
  
    
      
    
  
  
    
      
        
          9:41
        
      
    
  
  
                    
                
            Paranthropus lived alongside our ancestors. If we are still here, why aren’t they?
        
        
    
    
                        
  
  
    
      
    
  
  
    
      
        
          8:42
        
      
    
  
  
                    
                
            Exoskeleton fragments may have allowed microbes to sail the ocean and change the world.
        
        
    
    
                        
  
  
    
      
    
  
  
    
      
        
          10:45
        
      
    
  
  
                    
                
            Fire only exists only on Earth because fire can’t exist without life.
        
        
    
    
                        
  
  
    
      
    
  
  
    
      
        
          7:09
        
      
    
  
  
                    
                
            Turns out bats didn’t give us butterflies and we should be thanking bees and beans.