It depends on the lab I imagine. Most universities probably feed their mice, give them names, etc. Companies likely won't bother and treat them badly to cut costs.
It could also depend on the research: I would be happy to be a genetically engineered supermouse, but I wouldn't want to be a mouse used in spinal injury research!
Lots of people say very harshly so they treated them very harshly
depends. if they broke the rules, they were treated harshly, but other than that, they were treated fine.
Harshly
why did the spaniards treat the Aztecs harshly
they were treated harshly
because they were treated harshly, overworked, and were in bad physical condition. they were treated like property and were harshly beaten and discriminated.
they wew treated harshly because people saw them as a threat to socioty
they where treated harshly
no becuse he treated her harshly
he treated john more harshly than he treated the other children
No
The word "maltreated" means treated harshly or abusively. It refers to the infliction of suffering or cruelty on someone, often implying a lack of care or compassion. Other synonyms include "ill-treated" and "abused."