The official amphibian of the great state of Illinois the eastern tiger salamanders typically grow to a length of 6–8 inches. Their diet consists largely of small insects and worms, though it is not rare for an adult to consume small frogs and baby mice.Print Collection has commissioned artist Julian Montague to create round one of our State of America series. These bright, bold, graphic images iconicize the quirky Official State Insignias from around the nation. Red States and Blue States may now be a thing of the past.