The Pleistocene Ice and rat poo
For our final episode on the topic of natural history, we take a look at the Pleistocene. This epoch was the most recent ice age, and toward the end of this time, lots of the largest land mammals went extinct, while in the middle of the epoch, humans finally arrived on the scene.
Here’s a link with more information about the Pleistocene.
Here’s an article about the comet that may or may not have hit the earth during the Pleistocene.
Here’s an article about different competing theories on the cause of The Younger Dryas—when there was a sudden temperature change that took place toward the end of the Pleistocene, possibly contributing to the Quaternary extinction event.
And here’s an article about the arrival of humans in North America.