[WildTurkey]

They have speciated in the wild and in the lab, so that also shows evolution to be true.

For example, it is suspected that the Apple/Hawthorne Fruit Flys are undergoing speciation in the wild at this time.

[Tribune7]

it is suspected that the Apple/Hawthorne Fruit Flys are undergoing speciation in the wild at this time.

I'd be surprised if they weren't, but they are still fruit flies.