Animals that exist in the Star Wars galaxy and in our galaxy.
rats (Jabba's palace is infested with them)
frogs (those things in the bowl of water in Jabba's palace look a lot like frogs)
ducks (if the droids can't fix the Naboo star ship "we'll be sitting ducks.")
snakes and lizards (on Dagobah)
fleas ("flea-bitten furball")