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See a diver studying an octopus deep in New Zealand's Kaikoura Canyon.
Meet the menacing sharks, giant octopuses, and bizarre eels of the deep sea in this Crittercam feature.
Watch a researcher attempting to tag a giant Pacific octopus in Washington's Puget Sound.
Take a photographic journey through Montana and enter for a chance to win a trip for two!
Check out adventure videos from our West Coast Adventure Editor Steve Casimiro and go "Behind the Lens."
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