<Dt> 1980s - today--Modern ideas </Dt> <P> In general, concept cars for Alfa Romeo have generally become production vehicles, after some modification to make them suitable for manufacture, and to provide driver and passenger safety . The Zagato SZ, GTV and Spider, Brera and 159 are all good examples of Alfa Romeo's stylistic commitment in this direction . </P> <P> Alfa Romeo's logo incorporates two heraldic devices traditionally associated with its birthplace, the city of Milan: a red cross, from the emblem of Milan, and the biscione, a crowned viper swallowing a Moor--emblem of the House of Visconti, rulers of the city in the 14th century . </P> <P> The logo was originally designed in 1910 by a young Italian draughtsman from the A.L.F.A technical office, Romano Cattaneo . </P>

Which animal is featured on the alfa romeo car logo