Evolution often fails.
Of all the species that have existed on Earth at some point over the past 3.5 billion years, over 95% have gone extinct. That's part of the natural process of evolution.
(Stat from https://www.theworldcounts.com)
Of all the species that have existed on Earth at some point over the past 3.5 billion years, over 95% have gone extinct. That's part of the natural process of evolution.
(Stat from https://www.theworldcounts.com)