That fits the estimates from one research article: [1] 0.06 Gt C human biomass 0.1 Gt C livestock biomass 0.007 Gt C wild mammal biomass 0.002 Gt C

That fits the estimates from one research article: [1] 0.06 Gt C human biomass 0.1 Gt C livestock biomass 0.007 Gt C wild mammal biomass 0.002 Gt C wild bird biomass The article also estimated that “wild land mammal biomass decreased ≈7.6-fold” when comparing the world today to prehuman times [2]. [1]: https://www.pnas.org/doi/10.1073/pnas.1711842115 https://www.pnas.org/doi/10.1073/pnas.1711842115 [2]: https://github.com/milo-lab/biomass_distribution/blob/master/animals/chordates/wild_mammals/wild_mammal.ipynb https://github.com/milo-lab/biomass_distribution/blob/master...