Whale showing appreciation to its rescuers
![Whale showing appreciation to its rescuers](https://img.wtvideo.com/images/original/1532.jpg)
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In this video the largest mammal in the world, the whale, is in trouble because entangled in a net. With the help of a smallest mammal, the whale gets away from this difficult situation. Once free, the animal seems to have understood the invaluable assistance received and in its way shows its gratitude.
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