If a physical change like that led to better toolmaking, then its owner would have survived better.

如果这样的身体变化导致更好的工具制造，那么变化的拥有者能够更好地存活下来。

youdao

It spread to Europe and Asia and continued for well over a million years, the longest period of any toolmaking tradition.

然后在一百万年间传播到欧洲和亚洲，是最长的工具制造传统时期。

youdao

Her profound scientific discoveries-such as the discovery of toolmaking by chimpanzees-laid the foundation for all future primate studies.

她那傲人的发现，例如黑猩猩可制作工具，为后来所有的灵长类动物研究奠定了基础。

youdao

Well before that time, our ancestors had to learn various skills toolmaking, hunting, and so forth.

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The upshot is that toolmaking, at least in crows, does not look like a specifically evolved ability but rather an extension of general intelligence.

ECONOMIST: Tool use by non-tool-using animals

What this implies for the evolution of human toolmaking is unclear.

ECONOMIST: Tool use by non-tool-using animals