Scientists have found that vinegar flies do not necessarily prefer yeasts from their natural environments, but were also attracted by yeasts found in a foreign habitat. Female flies even decided to lay eggs in presence of previously unknown yeast communities, although this reduced their offspring's chance of survival. Such processes could be a key factor that leads to the formation of niches and the evolution of new species.
from Latest Science News -- ScienceDaily https://ift.tt/3b9g6QE
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