Science Aug 24

During the dry season, what little water is available forms small pools that attract animals. That makes hunting a more reliable source of food. Photo by Jeff Leach
Gut microbes found in hunter-gatherers shift with the seasons

The gut microbes of the Hadza, Tanzanian hunter-gatherers, shift with the seasons, according to a new study. Applied on a longer timescale, these patterns might explain why industrialized populations have less diversity in their gut microbiomes and more chronic disease…