Page 4 - Daniel Costa News Today

There have been few local success stories over the last few years as impressive as the evolution of Lina’s Italian Market. Since new ownership took over, the…

The number of available H-2B visas available nearly doubled in 2023, providing more people to carry out beautification projects.

Animals tend to get smaller as their populations grow because of increased competition for food resources among members of the same species. That’s not what has happened with California sea lions, however, according to a new study led by scientists at UC Santa Cruz. Analysis of sea lion skulls collected between 1962 and 2008 found that male California sea lions have gotten bigger as the population grew over the past 50 years, while female body size has remained stable.

Scientists have discovered that elephant seals average just two hours of sleep per day when they are at sea on months-long foraging trips.

For the first time, scientists have recorded brain activity in a free-ranging, wild marine mammal, revealing the sleep habits of elephant seals during the months they spend at sea.

Elephant seals drift off to sleep and go into an unconscious spiral during deep dives, a new study by US scientists has discovered.

Researchers have found elephant seals falling asleep at sea and tumbling hundreds of metres deep in uncontrolled spirals.

A sleeping elephant seal in Antarctica. Sepnem Goskun/Anatolu Agency via Getty Images A new study has found that elephant seals move downward in a "sleep

A new analysis of elephant seal brainwave patterns has revealed that these mammals take short naps while holding their breath on deep dives, averaging just 2 hours of sleep per day during their long trips at sea. The findings have been published today in the journal Science.

For the first time, scientists have recorded brain activity in a free-ranging, wild marine mammal, revealing the sleep habits of elephant seals during the months they spend at sea. The new findings show that while elephant seals may spend 10 hours a day sleeping on the beach during the breeding season, they average just 2 hours of sleep per day when they are at sea on months-long foraging trips. They sleep for about 10 minutes at a time during deep, 30-minute dives, often spiraling downward whil...