The Cretaceous–Paleogene (K–Pg) mass extinction event, marking the boundary between the Cretaceous and Paleogene periods approximately 66 million years ago, stands as one of the most profound ...

Shortly after an asteroid slammed into Earth 66 million years ago, life for non-avian dinosaurs ended, but the evolutionary story for the early ancestors of birds began. The fossil record tells us ...

Every estimate of how many species humanity will lose to deforestation, urbanization, and agricultural expansion rests on a quiet mathematical assumption: that habitat disappears in a simple, ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

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The aerial photograph on the left shows the Transamazonian highway just after completion. The satellite photograph on the right shows a much larger area, revealing the wake of destruction fanning out ...

A pair of Sacabambaspis fish, around 35 cm in length, which had distinct, forward-facing eyes and an armored head. No fossils of animals like Sacabambaspis from after the Late Ordovician Mass ...

Life changes over time. Of course, it does. We know this thanks to a wealth of converging evidence in the form of millions of fossils, clear genetic clues, and observations made out in the field and ...

pt. 1. Beyond the mainland ; 1. Introduction ; 2. History of island studies ; 3. Factors that influence island faunas. Types of islands. Dispersals to islands. The candidate species. Composition of ...

Press releases are posted on Independent.com as a free community service. Environmental historian and author Daniel Lewis will deliver a free illustrated lecture based on his book Belonging on an ...

The false claim says: “A random process like evolution could not produce the kind of complexity and beauty that we see in nature.” Bring up the theory of evolution in a group of people and there is a ...