/ 05 November 2021

A whale-sized appetite…

Image source: Unsplash
Image source: Unsplash

…is something many of us enjoyed in this COVID era. But check these guys out: after tagging hundreds of whales around the world, scientists found they consume up to a third of their body weight every day in krill and small fish – about 3 times more than previously thought. And all that eating means a lot of whale poo. Thankfully, that’s not a problem with their waste playing a more important role in maintaining the ocean ecosystem than previously thought. It acts like fertiliser for the ocean, leaving nutrients eaten by phytoplankton – an important food source for sea creatures including krill. If only our COVID kilos were as beneficial to the environment…

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