Final Answer:
The Encephalization Quotient (EQ) can indeed be a good cross-species measure of intelligence. While it has been widely used to assess relative brain size and cognitive abilities across different species, it's important to note that intelligence is a complex trait, and EQ is just one of many factors to consider. Unfortunately, there isn't a comprehensive list of animals and their EQ readily available, but scientific literature and databases on animal cognition may provide insights into the intelligence of commonly eaten animals.
Step-by-step explanation:
The Encephalization Quotient (EQ) is a valuable metric for comparing the brain size of different species relative to body size. It is calculated by dividing the actual brain mass of an animal by the expected brain mass based on the average for its taxonomic group. A higher EQ suggests a larger brain size than expected, indicating a potentially higher level of intelligence. However, it's crucial to recognize that intelligence is multifaceted, and EQ alone may not capture all aspects of cognitive abilities. Additionally, factors like social structure, problem-solving skills, and behavioral complexity contribute to an animal's overall intelligence.
For instance, dolphins and elephants have high EQs, reflecting their advanced cognitive abilities. However, relying solely on EQ for determining which animals to eat oversimplifies the ethical considerations involved. It's essential to consider other factors such as environmental impact, ethical treatment of animals, and sustainable practices in making dietary choices. While EQ provides a quantitative measure, it is not a definitive guide for ethical or nutritional decisions.
In the absence of a centralized list of animals and their EQs, interested individuals can refer to scientific literature, databases, and research articles on animal cognition. Researchers often publish studies on specific species, shedding light on their intelligence and cognitive capacities. As our understanding of animal intelligence evolves, incorporating a broader spectrum of factors into decision-making ensures a more comprehensive and ethical approach to choosing food sources.