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Soft Coral Close-Up
These neon balloons weren't blown up for a party: they are the colorful tentacles...
Restocking Giant Clams
Giant clams are one of the many wonders of coral reefs. They can grow up to five...
Purple Sea Urchin
This purple urchin Paleopneustes cristatus is seldom seen by itself, and...
Treated Cancer Cells
These cancer cells have been treated with discodermolide, a chemical obtained from...
Diving in Guam
Dr. Valerie Paul is studying chemical defenses that may protect coral reefs from...