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When a huge predator catches you off guard, will you know how to defend yourself? Learn why sharks attack and what you can do to keep your next encounter from being your last.
Get up close and personal with the voracious tiger sharks of Australia's Shark Bay in this Field Tales feature.
See gray reef sharks swimming in a French Polynesian lagoon as tropical fish teem below.
We received over 12,000 entries, and over 28,000 votes were cast. Find out who takes home the Grand Prize!
Eighteen percent of the world's population can't get safe drinking water. Test your water knowledge.
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