The DpSU for last Tuesday was called Researchers See Fish Adapt in One Generation.

The source is a paper – you can see the full text here – that details an experiment investigating the speed at which fish adapted to breeding in hatcheries. They found that the fish managed to do so in a single generation, but that this came at a cost to their survivability in the wild. Mr Thomas, author of the DpSU, expresses his incredulity at this being the result of natural selection, as was credited.

Continue reading →