The thylacine or Tasmanian tiger was hunted to extinction; they were intentionally removed from existence by humans. There was no natural event that caused their end.
what the answer.
Earthquakes.
It is a Catastrophic Event.
You need a natural hazard to cause catastrophic event.
wildfires
makind
A tornado can be a very brief yet extremely destructive catastrophic event. I am sure that there are others, this is the first that comes to mind.
Nothin people just say there will be a catastrophic event so they can trick you to buy their survival products so there is nothing to worry about
Lightning deaths
That peril should be considered wind.
A natural disaster.
The Big Bang.