Dick Van Dyke Show: What kind of sports car did Rob Petrie buy?

Questions

Colorless, corrosive liquid that has the chemical formula HNO3?

Common name for a family of mostly woody flowering plants, and for one of its important genera?

Common name for a tropical tree (Mulberry), grown on the islands of the South Pacific Ocean?

Common name for flightless, aquatic birds of the southern hemisphere?

Common name for many rodents belonging to the same family as the woodchuck (marmot), chipmunk, and prairie dog?