How an Army of Crayfish Clones Took Over Europe

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It sounds like something out of a sci-fi movie: a new crayfish population made entirely of asexually reproducing, all-female clones. But is it a new species?

Hosted by: Hank Green

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Sources:
https://www.sciencemag.org/news/2018/...
https://www.nature.com/articles/s4155...
https://www.nature.com/articles/421806a
https://www.biorxiv.org/content/early...
https://www.ncbi.nlm.nih.gov/pubmed/2...
http://repository.naturalis.nl/docume...
https://www.researchgate.net/publicat...
https://www.sciencemag.org/news/2015/...
https://www.nytimes.com/2018/02/05/sc...

Image Sources:
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