A team of scientists with the Sea Mammal Research Unit, School of Biology, University of St Andrews, in the U.K. has found ...

As seals dive more frequently—and for longer—than humans do, the range of carbon dioxide in their bodies varies more widely.

The seals’ ability to detect the amount of oxygen in their blood may help them make diving decisions and avoid drowning.

Marine mammals can hold their breath for extended periods underwater; the question is, how do they know when it's time to resurface?

Southern elephant seals are the 'canary in the coal mine' for the Southern Ocean, offering insight into how the ecosystem may react to future climate change and human impact, new research shows.

The sea mammals may actually be able to sense the amount of oxygen in their blood—something we humans can't do.

Rhythmic clicks, grunts and roars fill the Año Nuevo Island Reserve in California, home to a large breeding colony of ...

On Monday afternoon, wildlife conservation photographer James Ford snapped a few photographs of a juvenile grey seal on the ...

The open ocean’s twilight zone, a vast deep ecosystem rich in fish biomass, is poorly understood because it is expensive and challenging for humans to reach its depths 200–1000 meters (660 ...

Scientists at the University of St. Andrews found that seals can detect blood oxygen levels, allowing them to plan dives and ...