ホッキョクグマの赤ちゃん、独動物園でお披露目 名前は投票で「ミカ」に（字幕・12日） - Reuters

ホッキョクグマの赤ちゃん、独動物園でお披露目 名前は投票で「ミカ」に（字幕・12日）  Reuters

Polar Bear | Species - World Wildlife Fund

Polar Bear | Species  World Wildlife Fund

Some of It May Have Started at the River: Thordis Adalsteinsdottir - Artsy

Some of It May Have Started at the River: Thordis Adalsteinsdottir  Artsy

‘Peppa Pig’ debuts lesbian polar bear couple - New York Post

‘Peppa Pig’ debuts lesbian polar bear couple  New York Post

Next up from climate change: More polar bears on land, potentially running into humans - The Wash...

Next up from climate change: More polar bears on land, potentially running into humans  The Washington Post

Mercury, PCBs still threaten Arctic and its wildlife, study shows - CBC

Mercury, PCBs still threaten Arctic and its wildlife, study shows  CBC

ベルリン動物公園のホッキョクグマの赤ちゃん、オスと判明 - Reuters

ベルリン動物公園のホッキョクグマの赤ちゃん、オスと判明  Reuters

It may be freezing here but it's too warm for some polar bears: Amazing pictures of the world's m...

It may be freezing here but it's too warm for some polar bears: Amazing pictures of the world's most endangered creatures  Daily Mail