Photo Credit: NASA Oxygen-starved ocean “dead zones,” where fish and animals cannot survive, have been expanding in the open ocean and coastal waters for several decades as a result of human ...

During the first migratory route, the elephant seals seek out the transition zone between two ocean fronts ... that can be carefully glued to animals They have amassed more than 350,000 ...

How far would you go for a good meal? For some of the ocean's top predators, maintaining a decent diet requires some ...

The researchers studied tissue from over 120 fish. They found that 50 to 60 percent of their diet came from ocean’s twilight ...

At night, like many other animals that live in the twilight zone, it migrates to more shallow waters in search of food. Each night it reaches the upper layer of the ocean, or sunlight zone where ...

below the ocean surface and sustains life across our planet. It includes the twilight zone and the midnight zone, where strange and delicate animals thrive in the near absence of sunlight. Whales and ...

Like most animals, well-fed seal mothers give birth ... Elephant seals as ecosystem sentinels for the Northeast Pacific Ocean twilight zone. Science, 387(6735), 764-769. doi:10.1126/science ...