Yes.
We live in the Cenozoic era. Currently, we are in the Holocene epoch of the Quaternary period. Humans evolved in the Pleistocene epoch which was also in the Quaternary period.
It was cold in the Quaternary time period
True
We are living in the Holocene Epoch of the Quaternary Period in the Cenozoic Era of geologic time.
Yes, the Neogene is a geologic period that precedes the Quaternary period in the geologic time scale. The Quaternary period includes the Pleistocene and Holocene epochs, while the Neogene includes the Miocene and Pliocene epochs.
The Quaternary period.
A Period
We are living in the Holocene Epoch of the Quaternary Period in the Cenozoic Era of geologic time.
Rex
Mastodons are extinct,
We are in the Quaternary period now (Holocene Epoch). So it hasn't ended yet.
The Quaternary Period (from 2.59 Million years ago to the present day).