Lives Humanity First Erased – The Mammoth –

Japanese | English

– An Extinction of the Paleolithic Age –
 An Extinction of the Paleolithic Age –
The Mammoth(Mammuthus spp.)

A Symbol of Human-Driven Extinction
Few animals embody human-driven extinction as powerfully as the mammoth.
For hundreds of thousands of years, mammoths dominated the frozen landscapes of the Ice Age, surviving repeated climatic shifts. Yet they failed to survive one encounter—their contact with Homo sapiens.

Basic Information

Geographic range Northern Eurasia and North America
Time range ~400,000 years ago to ~4,000 years ago
Height Approximately 3–4 meters at the shoulder
Diet Herbivorous
The Path to Extinction

Mammoths persisted until the very end of the last Ice Age.
However, the timing of their disappearance aligns strikingly with the spread of modern humans across the continents.

Archaeological evidence tells a consistent story:
stone-tool cut marks on bones,
clear signs of coordinated group hunting,
and rapid population collapse within mere centuries to a few millennia after human arrival in certain regions.

Climate change alone cannot explain this pattern.

Why Humans Were Decisive

Why Humans Were Decisive
Mammoths reproduced slowly, giving birth to a single calf after long gestation periods.
Such a life strategy made them exceptionally vulnerable—even limited hunting pressure could destabilize entire populations.

Moreover, humans were not ordinary predators. They hunted with:

  • tools and weapons,
  • cooperation and communication,
  • foresight and planning.

From the perspective of Ice Age ecosystems, humanity represented a novel and unprecedented kind of predator.

What the Mammoth’s Extinction Tells Us

The mammoth was not weak.
It was well adapted.
It had survived drastic environmental change before.

What it could not survive was the sudden appearance of a species capable of reshaping entire ecosystems.

The extinction of the mammoth marks the moment humanity first confronted an unsettling truth:
we are a force capable of erasing life from the Earth.


Extinction-related book

だいたいヒトがやらかしました 絶滅生物事典

著:今泉忠明 ほか
人為的な絶滅の事例に焦点を当てた入門事典。

絶滅生物ビジュアル大図鑑

出版社:洋泉社(MOOK)
豊富な復元イラストと解説で視覚的に理解できる図鑑。

日本の古生物大研究 ― 絶滅した生き物

出版社:PHP研究所
日本列島の化石記録と人類の関わりを掘り下げる一冊。

The Illustrated Encyclopaedia of Extinct Animals

Language: English
英語のフルカラー図鑑。

Why We Went Extinct

An Illustrated Encyclopedia
絶滅の原因を横断的に整理した図解入り解説書。
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