The blue whale is the largest animal to have ever lived on Earth—but it eats one of the smallest, krill. How does it catch enough krill in a day to fill its belly and grow so enormous?

Turns out there are some acrobatics involved! The whales will make 360 degree rolls while opening their large mouths to grab their meal of krill.

Read more about why they do this in a blog by Duke scientists: Acrobatic Blue Whales Do the Twist While Feeding


Photo: NOAA

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    The Blue Whale is the largest animal known till date and not the largest ever lived on Earth.
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