References

Category D Animals

From USDA AWA Regulations and Standards, Section 2.36 (b)6:

  1. “The annual report shall: …
    1. State the common names and the numbers of animals upon which experiments, teaching, research, surgery, or tests were conducted involving accompanying pain or distress to the animals and for which appropriate anesthetic, analgesic, or tranquilizing drugs were used;”

http://www.access.gpo.gov/nara/cfr/waisidx/9cfr2.html