விண்கல் மோதி டைனோசர்கள் அழிந்ததா? மறுக்கும் ஆய்வாளர்கள்! மனிதர்களுக்கும் இது நடக்குமா!

We have been told that the asteroid impact is what wiped out the dinosaurs. Most scientists also believe this to be true. However, some scientists argue that the dinosaurs had already started to decline even before the asteroid impact.