How do you say rodent in Spanish?
— Rodentia

Specialized synonyms for rodent in Spanish
beavercastor (m)
dormouselirón (m)
hamsterhámster (m)
hedgehogerizo (m)
marmotmarmota (f)
mouseratón (m); mouse (m)
muskratrata almizclera
ratrata (f)
squirrelardilla (f)