Research on pig cognition reveals capabilities far exceeding public perception. Understanding pig intelligence has direct implications for how we evaluate current farming practices ethically.
The cognitive sophistication of pigs creates a profound ethical challenge: the gap between what we know pigs are capable of experiencing and how standard commercial production treats them is one of the largest in all of animal agriculture. A species capable of episodic memory, emotional contagion, and perspective-taking has the capacity for correspondingly rich positive and negative experiences. The welfare implications are not simply about preventing pain but about enabling the expression of complex social and cognitive behaviour. The barren, solitary, or severely restricted environments of conventional pig production deny behaviours that pigs have the cognitive capacity to perform and the motivation to seek. This makes the welfare cost of factory farming pigs significantly greater than it would be for a cognitively simpler species.