Tag Archive for 'Mammut pacificus'

An adult mastodon (Mammut sp.) consuming a spruce branch set against a backdrop illustrating their cyclical continental migrations linked to climate fluctuations. At least two species of mastodons roamed North America during the Middle and Late Pleistocene: the American mastodon, stretching from the eastern seaboard to central parts of the continent, and the Pacific mastodon from central Alberta through California. Image credit: Kathryn Killackey.

Mastodons were Far More Genetically Diverse than Previously Known, Ancient DNA Shows

Sep 15, 2025 by News Staff

Ancient DNA has been useful in reconciling deep evolutionary relationships and responses to ecological changes in elephants and their relatives. In new...

Reconstruction of the American mastodon (Mammut americanum). Image credit: Sergio De la Rosa Martinez / CC BY-SA 3.0.

Pacific Mastodon: New Species of Ancient Elephant Relative Identified

Apr 1, 2019 by Enrico de Lazaro

A new species of mastodon that lived during the Pleistocene period has been identified from fossil found in California and Idaho. The Pacific mastodon...