Summary:
- The Brontosaurus is a famous dinosaur that was discovered in Wyoming, USA in the late 1800s.
- The Brontosaurus was initially classified as a separate species, but later it was determined to be the same as the Apatosaurus. However, recent research has shown that the Brontosaurus is indeed a distinct species.
- The Brontosaurus has become a symbol of Wyoming and is featured on the state's license plates, making it the "world's most famous dinosaur twice."