What is the common name for many species of burrowing mollusks?

More Questions:

In a P2P network, what does the "P" stand for?

In 2005, what product reintroduced its catchphrase "I can't believe I ate the whole thing"?

Why were the earliest English umbrellas nicknamed "Robinsons"?

What year was the canned meat Spam first introduced to the market?

What place did Dante describe as having "Abandon hope, all ye who enter here" written over its doors?

Which popular musician co-wrote the song "I'm afraid of Americans" with David Bowie?

The novel "Kiss of the Spider Woman" is set in what country?

What gas makes up 96 percent of the atmosphere of Venus?

What animal lives in a "drey"?

Which band member of The Who died of drug overdose?

Which "Friends" actress appeared in Bruce Springsteen's "Dancing in the Dark" video?

Who directed Reservoir Dogs?

Who was Walter Mondale’s Vice-Presidential running mate in the 1984 US Presidential election?

What was the agora in an ancient Greek city?

What Civil War anthem about a radical abolitionist inspired the US military anthem "The Battle Hymn of the Republic"?