This relationship between roundness and size is very consistent, and it has held more or less true over more than 50 million years of evolution.

    But by artificial breeding, the research team managed to change this relationship in just 26 generations.

    ...

    But when the researchers stopped their artificial breeding efforts, the relationship between size and roundness in the flies’ wings returned to normal in just 15 generations.



hyperflare:

I fail to see the surprise in this.


posted 3140 days ago