![Amazon.com : MidWest Homes for Pets Deluxe Critter Nation Double Unit Small Animal Cage (Model 162) : Home And Garden Products : Pet Supplies Amazon.com : MidWest Homes for Pets Deluxe Critter Nation Double Unit Small Animal Cage (Model 162) : Home And Garden Products : Pet Supplies](https://m.media-amazon.com/images/I/81uAv+R7M1L._AC_UF1000,1000_QL80_.jpg)
Amazon.com : MidWest Homes for Pets Deluxe Critter Nation Double Unit Small Animal Cage (Model 162) : Home And Garden Products : Pet Supplies
![It's What's Inside that Counts: 15 Inexpensive Ways to Make Your Pet Rats' Cage Fun & Comfy - About Pet Rats It's What's Inside that Counts: 15 Inexpensive Ways to Make Your Pet Rats' Cage Fun & Comfy - About Pet Rats](https://aboutpetrats.com/wp-content/uploads/vera-in-box.jpg)
It's What's Inside that Counts: 15 Inexpensive Ways to Make Your Pet Rats' Cage Fun & Comfy - About Pet Rats
![Amazon.com : PawHut 18.5" 5 Tier Hamster Cage with Tubes and Tunnels, Small Animal Cage, Rat Gerbil Cage with Water Bottle, Food Dish, Exercise Wheel, Blue : Pet Supplies Amazon.com : PawHut 18.5" 5 Tier Hamster Cage with Tubes and Tunnels, Small Animal Cage, Rat Gerbil Cage with Water Bottle, Food Dish, Exercise Wheel, Blue : Pet Supplies](https://m.media-amazon.com/images/I/91zL3I89wFL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : PawHut 18.5" 5 Tier Hamster Cage with Tubes and Tunnels, Small Animal Cage, Rat Gerbil Cage with Water Bottle, Food Dish, Exercise Wheel, Blue : Pet Supplies
![The History of the Lab Rat Is Full of Scientific Triumphs and Ethical Quandaries | Science| Smithsonian Magazine The History of the Lab Rat Is Full of Scientific Triumphs and Ethical Quandaries | Science| Smithsonian Magazine](https://th-thumbnailer.cdn-si-edu.com/tAQgnAjs5kH3ueEvHoPcDGdo2Ms=/fit-in/1600x0/filters:focal(1219x1390:1220x1391)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/38/f3/38f322af-0e62-489f-902f-6f50c43fc3ec/istock-1019889322.jpg)
The History of the Lab Rat Is Full of Scientific Triumphs and Ethical Quandaries | Science| Smithsonian Magazine
![Animals | Free Full-Text | Applying the 3Rs: A Case Study on Evidence and Perceptions Relating to Rat Cage Height in the UK Animals | Free Full-Text | Applying the 3Rs: A Case Study on Evidence and Perceptions Relating to Rat Cage Height in the UK](https://www.mdpi.com/animals/animals-09-01104/article_deploy/html/images/animals-09-01104-g002.png)