A team of researchers published a study last September describing efforts to measure the biodiversity of an area by collecting soil samples and sequencing the DNA from the various skin, scales, and waste samples present. Now, says Nature News' Ewen Callaway, researchers are collecting DNA from bloodsucking leeches to find DNA from a rare Asian antelope called the saola.

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Two researchers have found that behavioral genetic defenses in criminal cases don't tend to affect outcomes, according to Popular Science.

Researchers report that while host genetics influence the oral microbiome, they don't appear to affect cavity-causing microbes, the Economist says.

Pandas' gut microbiomes change as what they eat changes with the seasons, writes Discover's Inkfish blog.

In PLOS this week: comparative genomic study of malaria-linked macaque parasite, search for apple root reference genes, and more.