Penguins on treadmills help reveal over-fishing 1
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Added: 4 years ago
From: newscientistvideo
Views: 2,053
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  • The penguin has no way out if he does not want to use the tredmil. He should have the option.

    sammy8401 1 year ago

  • HA HA HA HA LOL!

    MrZMON 2 years ago

  • why?

    ricechas 3 years ago

  • Cute, no matter the practicality.

    troydoney 4 years ago

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