Porpoises communicate with each other using sounds. Therefore, they are highly sensitive to noise, such as ship noise. And the Danish belts and sounds are some of the most heavily trafficked waters in the world.

Photo: Wikipedia
Porpoises communicate with each other using sounds. Therefore, they are highly sensitive to noise, such as ship noise. And the Danish belts and sounds are some of the most heavily trafficked waters in the world.
In 2019, two baby dugongs were found alive after they washed ashore in Krabi and …