science1 distinct publisher
Isotopes in an Ediacaran tube fossil move animal-microbe symbiosis back 100 million years
A team at Nanjing University read sulfur and molybdenum ratios in Conotubus, a 550-million-year-old tube from southern China, and inferred bacterial partners feeding on hydrogen sulfide: a metabolic signature, not a preserved body.
Publishers:phys.org
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