article_snippet.sent: It suggests our understanding of the mass extinction event that wiped out the dinosaurs may not be as complete as thought. '
article_snippet.sent: It suggests our understanding of the mass extinction event that wiped out the dinosaurs may not be as complete as thought.
article_snippet.sent: For years scientists have debated whether an asteroid, climate change or a combination of catastrophes were responsible for the demise of dinosaurs.
article_snippet.sent: But last year, a study claimed that the majority of the prehistoric creatures were wiped out by a perfect storm of 'colossal bad luck'.
article_snippet.sent: a study found that widespread volcanic activity, changing sea levels and varying temperatures had weakened Dinosaurs food chain when disaster struck.
article_snippet.sent: If, however, some animal communities - particularly large animals - were unable to shelter from the heat, some animal communities - particularly large animals - may have suffered serious losses.
article_snippet.sent: It is unclear whether these would have been sufficient to lead to the extinction of species. '