One day, on looking at an orchid, I was struck with the idea that the structure of the flower was adapted to the visits of insects.
Theory of evolution
One day, on looking at an orchid, I was struck with the idea that the structure of the flower was adapted to the visits of insects.
Theory of evolution
From his autobiography, describing an 'aha!' moment.
c. 1860s
Found in 1 providers: grok
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