extinction of species造句

extinction of species

Thumbing vaguely through it, he chanced on a chapter called "the Death of Birth", about the extinction of species.

This is a gradual change, thanks to the continuous extinction of species over 25 million years of inaction throughout the Devonian period.

Based on that assessment, the UN says all the factors which have led to the extinction of species in recent decades continue to operate with "everincreasing intensity".