Human Tech Tree
Researched~340 BC · Antiquity (3000 BC – 500 AD)

Life / Biology & Genetics

Aristotle's natural history

Aristotle dissected and described hundreds of animal kinds and grouped them by shared traits, making biology a science of observation.

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His History of Animals and Parts of Animals describe about 500 kinds of animals, the development of the chick embryo, and dolphins bearing live young. He also taught that some creatures arise from mud or rotting matter, an idea that stood until 1668.

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