A hunt for the UK's smallest rodent is to take place on a huge nature reserve in southern Scotland. Harvest mice weigh the same as a 20 pence coin and are considered to be critically endangered in ...

SAN DIEGO (AP) — A tiny California mouse now has a big title after winning a Guinness World record for longevity. A Pacific pocket mouse named Pat — after “Star Trek" actor Patrick Stewart — received ...

Tiny mammals don't get much attention next to elephants or whales, but their size gives them a surprising edge. These animals can squeeze into impossible places, survive on scraps, and avoid detection ...