>Our gut microbiota contains tens of trillions of microorganisms, including at least 1000 different species of known bacteria with more than 3 million genes (150 times more than human genes). Microbiota can, in total, weigh up to 2 kg >The adult human brain weighs on average about 1.2–1.4 kg (2.6–3.1 lb) вот где настоящий мозг, вообще охуеть.