A. Those don’t look like lab mice.
B. “waste of life” ? Who wrote this, PETA?
C. Mice don’t have “babies”, they have pups.
I should have read to the end. Yes it was written by PETA.
Lab mice and rats are white. Whoever composed the article was either uninformed, sadistic (attempting to cause revulsion among readers by picturing common brown alley rats) or both. IMHO.