27,000-year-old sloth tooth tells tale of climate, Earth and an animal's diet

The tooth of an ancient, extinct, 13-foot-tall sloth that took its last drink of water 27,000 years ago is yielding a glimpse into what life, and Earth’s climate, was like oh those many years ago.

In the process it is serving as a time capsule of sorts for the scientists who analyzed the isotopes...

from US - New York Daily News https://ift.tt/2SyE0LY