The population in 1986 was 710 sheep, a total more than trebled in the years 2009, 2011 and 2021, when it stood at 2132. Whilst this may be comparing trough with peak in a wildly oscillating population graph (due to rapid population increases followed by winter starvation ‘crashes’) the fact remains that, when the Soay sheep were included in the OUV at Worl...