(April 1, 2012 at 11:31 pm)Styper Wrote: I don't know where I heard this (might've been in one of Dawkins videos), but it was said that from all the species that ever walked (or crawled) this planet, 99.8% of them were extinct.
I can't remember if this information is correct, so does anyone know where I can verify this?
Vast majority of species that ever existed is undoubtedly extinct. But the figure of 99.8% is an extremely rough estimate given a decimal place of precision for rhetorical effect rather than convey solid and reliable quantitative determination.