Guevara, R. D., Pastor, J. J., Manteca, X. et al. 2022. Systematic review of animal-based indicators to measure thermal, social, and immune-related stress in pigs. PLOS ONE 17(5), e0266524.
The intense nature of pig production has increased the animals’ exposure to stressful conditions, which may be detrimental to their welfare and productivity. Some of the most common sources of stress in pigs are extreme...