a scoundrel; a bad chap

(computing) mouse

plague

sage (Salvia officinalis)

woodlouse; pill bug

Year of the Rat (e.g. 2008)

rat infestation

to scamper off; to scurry off like a frightened rat

cowardly

rat poison

mouse spider (genus Missulena)

groin

difenacoum (anticoagulant and rodenticide)

mouse (computer)

mouse pad

porpoise

Yersinia pestis; the bubonic plage bacillus

short-sighted

small-minded

murine typhus

murine typhus fever