WATCH: 1st look at Nat Geo's 'Wolves Up Close with Bertie Gregory'
The new National Geographic documentary follows Bertie Gregory to Canada's Hudson Bay as he captures rare wolf behaviors during the harsh Arctic winter.
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WATCH: 1st look at Nat Geo's 'Wolves Up Close with Bertie Gregory'
The new National Geographic documentary follows Bertie Gregory to Canada's Hudson Bay as he captures rare wolf behaviors during the harsh Arctic winter.
