Whales of all shapes and sizes play a significant role in the health of marine ecosystems. About 50% of the air humans breathe is produced by the ocean, thanks to phytoplankton and whale waste. The ...
Whales eat a lot of food. In recent years, experts have estimated that the world’s biggest whales eat between 10 and 20 tons of food a day: the caloric equivalent of 70 to 80 thousand “Big Macs.” ...
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