Polar Bears: A Summer Odyssey

00:00:01 (ROARING)

00:01:25 (GROWLS)

00:02:43 But, this year, his world is shrinking early.

00:04:46 For generations, they've been the only group forced to survive off the ice all summer.

00:06:22 Ice Bear is taking on a creature who 's adept in the water.

00:09:09 That's what's keeping Ice Bear going now.

00:11:38 This is behaviour never before captured on video.

00:14:14 But then polar bears are built to last on ice, not land.

00:16:16 At least the bugs get to eat.

00:18:34 The problem is summer has gotten longer.

00:20:56 In the water, the straggler is no match for a walrus.

00:22:45 (GRUNTS SOFTLY)

00:25:08 Or from swimming those hundreds of kilometres to get here.

00:27:57 The ice bear seizes an opportunity

00:30:08 For Ice Bear, after weeks of waiting, it's time to eat.

00:31:53 They socialise.

00:33:52 Then, a milestone.

00:36:00 (GROWLING)

00:38:29 They believe the Hudson Bay bears

00:40:06 Living on land may be driving the polar bears to revert to their evolutionary roots.

00:42:03 who 's a menace

00:44:01 since the bears are stuck here an extra month.

00:45:55 (BARKING)

00:49:11 Nearly six months on land.