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How an Army of Crayfish Clones Took Over Europe

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Added by in SciShow Science and Technology
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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/2018/02/aquarium-accident-may-have-given-crayfish-dna-take-over-world
https://www.nature.com/articles/s41559-018-0467-9
https://www.nature.com/articles/421806a
https://www.biorxiv.org/content/early/2015/08/23/025254
https://www.ncbi.nlm.nih.gov/pubmed/29245391
http://repository.naturalis.nl/document/188461
https://www.researchgate.net/publication/269112174_First_evidence_of_crayfish_plague_agent_in_populations_of_the_marbled_crayfish_Procambarus_fallax_forma_virginalis
https://www.sciencemag.org/news/2015/08/crayfish-create-new-species-female-superclones
https://www.nytimes.com/2018/02/05/science/mutant-crayfish-clones-europe.html

Image Sources:
https://commons.wikimedia.org/wiki/File:Procambarus_fallax_forma_virginalis.jpg

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