Our series, Animals in Research, profiles the top organisms used for science experimentation. In this instalment, we look at the original lab rats: Rattus norvegicus. Rats have a long history in medical…
![A study that attempts to count the number of rodents used in lab](https://mediaproxy.salon.com/width/1200/height/675/https://media2.salon.com/2021/01/lab-mouse-0119211.jpg)
A study that attempts to count the number of rodents used in lab
![Species ‒ Research ‐ EPFL](https://www.epfl.ch/research/wp-content/uploads/2021/06/selina-slamanig_animalfacilities_001-2-1024x576.jpg)
Species ‒ Research ‐ EPFL
![Housing and husbandry: Rat](https://www.nc3rs.org.uk/sites/default/files/styles/image_16_9/public/2022-01/Rat%20husbandry%20figure%201%20rat%20accepting%20cheerio%20from%20technician.jpg?itok=f22tfL5B)
Housing and husbandry: Rat
![Rats shot in the eyes - the terrible reality of warfare](https://www.animalaid.org.uk/wp-content/uploads/2020/03/1-e1606154304635.jpg)
Rats shot in the eyes - the terrible reality of warfare
![Do Rats Know When They Don't Know?](https://media.wired.com/photos/5932599a26780e6c04d2b1a7/master/w_2560%2Cc_limit/rat1.jpg)
Do Rats Know When They Don't Know?
![Rats avoid harming other rats. The finding may help us understand](https://static.nationalgeographic.co.uk/files/styles/image_3200/public/01-rat-friends-nationalgeographic_1162144.jpg?w=1600&h=900)
Rats avoid harming other rats. The finding may help us understand
![What's the Difference Between Mice and Rats in Research?](https://www.kentscientific.com/Customer-Content/www/CMS/files/KentConnects/4-2019KentConnects.png)
What's the Difference Between Mice and Rats in Research?
![Laboratory animals – University of Copenhagen](https://animalethics.ku.dk/images/1100x600/laboratory-animals/Rat_on_red_rat_house_Understanding_Animal_research1100x600.jpg)
Laboratory animals – University of Copenhagen
![Refined rat housing which allows the animals to rear and climb](https://www.researchgate.net/publication/337850139/figure/fig2/AS:834381446922240@1575943447455/Refined-rat-housing-which-allows-the-animals-to-rear-and-climb-All-the-rats-at-RISE.png)
Refined rat housing which allows the animals to rear and climb
Why Animal Research?, Animal Research at Stanford