Pig remains from Durrington Walls showed widely varying strontium, oxygen, and sulfur isotope signatures, indicating different environments of origin, but similar carbon isotope signatures, indicating the pigs had eaten similar diets.
Notes on verification
Directly supported by peer-reviewed Science Advances study (Madgwick et al. 2019) and corroborated by multiple independent secondary sources including National Geographic, Current Archaeology, and English Heritage. [tier=gold indep_score=0.867 clusters=3 claim_tier=notable] [kind-backfill 2026-09-15: kind=empirical eligibility=high]
Sources
- Stonehenge-era pig roasts united ancient Britain, scientists say (seed:history_and_archaeology)
- https://www.science.org/doi/10.1126/sciadv.aau6078 (corroboration)
- https://archaeology.co.uk/articles/news/monumental-meeting-points-in-neolithic-britain.htm (corroboration)
- https://www.english-heritage.org.uk/visit/inspire-me/blog/blog-posts/neolithic-food-miles-travelling-to-stonehenge/ (corroboration)