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The History of the Lab Rat Is Full of Scientific Triumphs and Ethical Quandaries | Science| Smithsonian Magazine
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A black rat sits in a cage. Decorative mouse looks like squash bars. Domestic rodents closeup Stock Photo - Alamy
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how do i get my new pet rats to like their playpen and not try to escape 24/7? (trying to get them used to a bigger space than their cage and us
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It's What's Inside that Counts: 15 Inexpensive Ways to Make Your Pet Rats' Cage Fun & Comfy - About Pet Rats
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