Initially, there was a large increase in krill, shortly followed by a leap in anchovy abundance. By comparison, blue and fin whale song rose primarily during the years where krill was more plentiful.

Blue whales are baleen whales. According to the National Oceanic and Atmospheric Administration, they almost exclusively eat krill, which they strain out of huge water gulps through baleen plates.

Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the ...

Climate change is also driving penguins to colonize new areas, or to stay in regions longer than they normally would, ...

The whales eat krill and fish that can aggregate in massive schools. However, their diets are distinct. While blue whales only eat krill, humpback whales eat krill and small schooling fish such as ...

When krill numbers fell again, so did the whales’ songs. Unlike blue whales, humpback whales can also eat anchovies and ...

I recently visited the blue whales in the Sea of Cortez near Loreto, Mexico. These majestic mammals, the largest among us, are 85 feet long. They are an endangered species.

A group of whale watchers, look in horror as a huge humpback whale emerges from the water and swallows two kayakers whole!

Research Associate, Institute of Marine Sciences and NOAA-NMFS Fisheries Ecology Division, Southwest Fisheries Science Center, University of California, Santa Cruz Spanning more octaves than a ...

Blue whales can eat as much as 6 tons (5.4 metric tons) — about the same weight as an African elephant — of krill every day. Blue whales are massive even at birth. When they are born ...

When krill numbers fell again, so did the whales’ songs. Unlike blue whales, humpback whales can also eat anchovies and sardines, and their choruses returned when there was a population ...

The whales eat krill and fish that can aggregate in massive schools. However, their diets are distinct. While blue whales only eat krill, humpback whales eat krill and small schooling fish such as ...