Return of the Caribou: Caribou Pests
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The caribou encounter many challenges on the tundra, even in the summer. Insects such as mosquitoes sting. In this clip from Discovery Channel's "Return of the Caribou," the caribou crowd together to... (more info)

The caribou encounter many challenges on the tundra, even in the summer. Insects such as mosquitoes sting. In this clip from Discovery Channel's "Return of the Caribou," the caribou crowd together to protect themselves.

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