Scientists have identified an almost complete skeleton of a 4.8-meter-long dolphin ancestor that lived in what is now South Carolina during the Oligocene epoch about 25 million years ago. This ‘dolphin’ was the first known echolocation apex predator: in addition to its large size, it would have had large, tusk-like …
Read More »Scientists create a ‘time tree’ that shows how flowering plants came to dominate Earth
Today, flowering plants (or angiosperms) represent about four-fifths of all green plants on Earth, but for billions of years they did not exist at all. Biologists have now been able to fully record the rapid increase in angiosperms in the past 140 million years. A recently released ‘time tree’ of …
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