Again, this explanation doesn't stand up to scrutiny. Lab animals in controlled environments are also getting fatter: https://royalsocietypublishing.org/doi/abs

Again, this explanation doesn't stand up to scrutiny. Lab animals in controlled environments are also getting fatter: https://royalsocietypublishing.org/doi/abs/10.1098/rspb.2010.1890 https://royalsocietypublishing.org/doi/abs/10.1098/rspb.2010...