How small a hole can a mouse get through? Experiments.
Why the open web links it
A practical experiment exploring the minimum hole size a mouse can squeeze through, with unexpected results from a shrew.
Linked by 11 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including nerdist.com, koreus.com, brattononline.com, countryfamilyhomestead.com, liqifastener.com.