A "Pearl Oyster" is a shell that is found on the beach, washed in by the sea, and is worth 1200 bells and are the most expensive shell in the game.
an oyster an oyster this is actually a type of bird.
Oyster
the most expensive mushroom in the world is the Matsutake Mushroom from Japan
Halfmoon
The Red Rose
Macadamia
Technetium and Rhodium.
The most common type of trombone is Tenor. :)
Human, if you ask an Accountant.
Anthracite is the most metamorphosed type of coal (but still represents low-grade using only the more expensive anthracite coal in its passenger locomotives,
Designer eyeglasses are the most expensive, by far, but still very popular. The world's most expensive glasses are Buddy Holly's famous frames, auctioned in 1998 for $80,000!