Gaining useful knowledge from animal research requires robust experimental findings: different scientists should be able to reproduce them in different locations. This requires a thorough understanding of each animal species and its biology.
从动物研究中获得有用的知识需要有力的实验事实：不同的科学家应该能够在不同的地点复制这些实验事实。这要求对每个动物种类及其生物学有充分的了解。