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Polar bears are threatened by a lack of sea ice.
Article

Climate Change at the Poles

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Gabor Szathmary secures one of the plaster jackets containing a fossil "toothed" mysticete that was excavated on Vancouver Island.
Article

Whale fossils on the mainland, and into a CT scanner

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a small hut on the shore is surrounded by thousands of walruses
Photo

Walruses For Miles

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An adult giant squid battles its only known predator - a sperm whale.
Photo

Battle with a Sperm Whale

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A harp seal in icy water
Overview

Seals, Sea Lions, and Walruses

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Walruses use sea ice as platforms on which to nurse their young and launch their dives.
Article

Walrus: An Arctic Mammal in Peril?

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an elephant seal with a tracker
Article

Citizens of the High Seas

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a pile of pink walruses
Photo

Walrus Haulout

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A Florida manatee swims through a channel into a freshwater spring late in the day.
Photo

Florida Manatee

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Two nurse sharks hover over a baited cage
Lesson Plan

WebQuest: Sensory Biology and the Plight of the Right Whales

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Two nurse sharks hover over a baited cage
Lesson Plan

The Best Hope for Northern Right Whales

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Photo of vaquita at the water’s surface with its face plainly visible.
Photo

Vaquitas at the Water's Surface

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