Secretariat's Body: Thoroughbreds, Genetics, & Inbreeding

In this video, I discuss thoroughbred genetics, inbreeding, and Secretariat. Genetics isn't everything!
Bluesky: bsky.app/profi...
Sources
Bower, M. A., Campana, M. G., Whitten, M., Edwards, C. J., Jones, H., Barrett, E., ... & Binns, M. (2011). The cosmopolitan maternal heritage of the Thoroughbred racehorse breed shows a significant contribution from British and Irish native mares. Biology letters, 7(2), 316-320.
Bower, M. A., McGivney, B. A., Campana, M. G., Gu, J., Andersson, L. S., Barrett, E., ... & Hill, E. W. (2012). The genetic origin and history of speed in the Thoroughbred racehorse. Nature communications, 3(1), 643.
Higgins, A.J. 2006. From Ancient Greece to modern Athens: 3000 years of doping in competition horses. J. vet. Pharmacol. Therap. 29 (Suppl. 1): 1-10.
Hill, E. W., Bradley, D. G., Al‐Barody, M., Ertugrul, O., Splan, R. K., Zakharov, I., & Cunningham, E. P. (2002). History and integrity of thoroughbred dam lines revealed in equine mtDNA variation. Animal genetics, 33(4), 287-294.
Hill, E. W., Stoffel, M. A., McGivney, B. A., MacHugh, D. E., & Pemberton, J. M. (2022). Inbreeding depression and the probability of racing in the Thoroughbred horse. Proceedings of the Royal Society B, 289(1977), 20220487.
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Copyrighted free use, commons.wikime...
By Dell Hancock - Original publication: 1970s conformation photographImmediate source: secretariatcom...., Fair use, en.wikipedia.o...
By PLoS genetics - Found online at genetics.plosjo..., the journal is open source so the images are also, work is by US government agency. Transferred from en.wikipedia by User:Moez., CC BY 2.5, commons.wikime...