Group formation in animals is a widespread phenomenon driven by food acquisition, reproduction, and defense. Life in the ocean is characteristically aggregated into horizontally extensive layers as a ...

Risso’s dolphins have been observed to perform a rapid sprint coupled with a spin when starting a dive, even though this highly energetic movement costs considerably more energy than normal, much ...

In World War II, naval sonar operators spotted something strange: a 'false seafloor' hundreds of metres below the surface of the water, that mysteriously moved closer to the surface at night. They ...