So Tukutela had thrown his collar and was no longer a "designated research animal. "

These people are all specially trained to be able to assure humane care of the research animals.

Although chimpanzees were uniquely close to humans, the report said, they still had a role as research animals.

She can study the research animals and tell you what's going to happen.

And it was that very factor in their metabolism that made them invaluable as research animals.

More recently, P. roborovskii became an important research animal as well.

Harlan Laboratories says it is "dedicated to the humane care and use of research animals".

The medical school lost 90,000 research animals, 60,000 tumor samples, and 25 years of research data.

Also, white noise is sometimes used to mask sudden noise in facilities with research animals.

However, there is a difference between a classroom pet and a research animal.