The dinosaur, one season and 90 losses into his tenure, was asked if he ever worried about sudden extinction.

The greatest problems in the fossil record, however, are the sudden extinctions.

"The entire human species is poised on the brink of sudden and catastrophic extinction."

He could understand that terror of sudden extinction - as could every spider in the city.

And while he went he tried to put himself in the place of one threatened with sudden extinction.

The idea of sudden extinction aroused an inexpressible, unrealistic hope.

Additionally, some have proposed a sudden extinction by disease, brought by small mammals in association with humans.

It was appalling; but my reflections upon this depressing subject were doomed to sudden extinction.

They had lived through a number of dry times before their sudden extinction.

If on the other hand this is merely an unusually sudden extinction, as remains possible, they are indeed gone for good.