Antarctic krill follow an internal clock to time their daily migrations—an essential behavior that supports marine ecosystems ...

A group of onlookers got the chance to see a plethora of sea creatures off the California coast, a whale watching agency said. Onlookers saw an “active pod” of bottlenose dolphins playing on the ...

Juneau is a refuge for humpback whale moms and their calves, but the sheer number of whale watching boats may be harming them ...

A newborn blue whale can weigh as much as 8,800 pounds. These large marine mammals need to eat a lot of food to have enough energy to live. They eat krill, and they eat a lot of it. A blue whale ...

President Donald Trump has begun eroding the United States presence in Antarctica by announcing deep funding cuts to his ...

The beginning of May also marked the official start of the humpback whale migration from Antarctica to warmer waters off NSW ...

They analyze the biopsies aboard the ship to understand the full weight of climate change on whales’ health — everything from rapidly melting sea ice to dwindling populations of krill ...

Krill are an important food source for many animals, including whales, seals, and penguins and other birds. Since krill oil is not an established treatment, there's no standard dose. Talk to your ...

Whale season has officially started, however tourism operators say the whales have had a head start. During their migration, ...

Delphinidae is the family that includes all oceanic dolphin species. Orcas, also known as killer whales, are the largest dolphins and some of the world’s most powerful predators. All dolphins are ...

In Juneau, North Pacific humpbacks and orcas are the two most common types of whales migrating through these calm waters. Humpbacks feed off krill and small baitfish, which Juneau's waters are ...