*Note that not necessarily all information presented is referenced in the sources listed. Established or well-known facts, for instance, may not be mentioned in the sources.
Four-Month Darkness:
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>Rey, B., Roussel, D., Romestaing, C., Belouze, M., Rouanet, J., Desplanches, D., Sibille, B., Servais, S., & Duchamp, C. (2010). Up-regulation of avian uncoupling protein in cold-acclimated and hyperthyroid ducklings prevents reactive oxygen species production by skeletal muscle mitochondria. BMC Physiology, 10(1), 5. https://doi.org/10.1186/1472-6793-10-5
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