The Poles
Antarctica: The Frozen Continent
Antarctic Ecosystem
Introduction
Season
Circulation
Ecosystem
Abundance
Human Impact
Links
Quiz
The Arctic: The Frozen Sea
Arctic Ecosystem
Antarctic Ecosystem: Abundance
Orcas are toothed whales that hunt large single prey items, such as penguins and seals. (©PhotoDisc)
[back]
Mailing List | Feedback | Glossary | For Teachers | About Us | Contact © 2005 Dive and Discover is a registered trademark of Woods Hole Oceanographic Institution
