whether or not a snake can survive in an area to which it is not native depends on the species and the climate . burmese pythons can survive in the everglades because it ' s close to their native climate , but they wouldn ' t last very long in new england where other snakes do just fine . <| sep |> just put catalyst on him actually . <| sep |> Bone . Hummer . that ' s one , too . <| sep |> Are you familiar with epigenetic theory ? The concept that many genes switch on and off in response to environment ? Its how scientists explain rapid genetic change in response to rapid changes in environment . I have read articles which posit that the genetic component of obesity has changed in response to changes in our diet and exercise levels . And frankly , I am not pushing anything anymore . I ' m tired of arguing about it , and have seen little to convince me that I ' m wrong , so I ' m pretty much checking out . I never realized the six pack had become a religious icon for the gym fundies . I guess I should have expected it . Two articles on epigenetic effects and obesity . Junk science , indeed . e p i geneticsandgeneregulation 927