Priapulida (priapulid worms, or "penis worms") are a phylum of marine worms with an extensible spiny proboscis. Priapulid fossils are known at least as far back as the Middle Cambrian.
All Wikipedia text
is available under the
terms of the GNU Free Documentation License
Search Encyclopedia
Search over one million articles, find something about almost anything!
... article: Economy of Brazil
Possessing large and well-developed agricultural, mining, manufacturing, and service sectors, as well as a large labour pool, Brazil's economy ...