America Quote by Yuval Noah Harari

We, Homo sapiens, destroyed the majority of the large mammalian species in North America and Australasia just over 10,000 years ago. We, Homo sapiens,…

— Michael Smith

Long after this wonderful event in the Earth's history, when the human species was spread over a good deal of Asia, Europe, and Africa,…

— Harry Johnston

When the first humans reached Australia about 45,000 years ago, they quickly drove to extinction 90% of its large animals. This was the first…

— Yuval Noah Harari

“The cause of these great extinctions, the most extensive in the seventy-million-year record for mammals, is a mystery. The two prevailing guesses, climatic environmental…

— Stephen J. O'Brien

“It’s important to keep in mind that when viewed against the full scale of our species’ existence, ten thousand years is but a brief…

— Christopher Ryan

“Timeline of History Years Before the Present 13.5 billion Matter and energy appear. Beginning of physics. Atoms and molecules appear. Beginning of chemistry. 4.5…

— Yuval Noah Harari

Sometime during the many millions of years that have elapsed since mammalian faunas came into existence, some sort of island crossed from West Africa…

— Louis Leakey

South America had been an island continent, far bigger and far more diverse than Australia, for tens of millions of years before the Isthmus…

— Stephen Jay Gould

“Over the next 300 years, the Afro-Asian giant swallowed up all the other worlds. It consumed the Mesoamerican World in 1521, when the Spanish…

— Yuval Noah Harari

“Whether Sapiens are to blame or not, no sooner had they arrived at a new location than the native population became extinct. The last…

— Yuval Noah Harari

We may have charted all the continents on the planet, and we may have discovered all the mammals, but that doesn't mean that there's…

— Nathan Wolfe

For millions of years, on average, one species became extinct every century… We are now heaving more than a thousand different species of animals…

— Douglas Adams