Written Question·Home Office·UIN 90180
Animal Experiments: Rodents
Tabled: 12 November 2025
Answered: 19 November 2025
Question
Chris Evans
Labour (Co-op) — Caerphilly
To ask the Secretary of State for the Home Department, what assessment she made of the trends in the numbers of imported mice used for animal testing in 2024.
Answer
Dan JarvisThe number of mice born outside the UK and used for the first time in experimental procedures in 2024 was 21,287. While this is an increase of 4.6 per cent from 2023, the overall total number of procedures involving mice fell by 2.3 per cent from 2023 to ...
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