Where are all the baby blue whales? Scientists may have finally cracked the mystery - Blue whale calves are rarely seen with ...

By Bobby Bascomb Each year, during summer and fall, large groups of baleen whales gather off the coast of California, U.S., ...

Blue whale births remain unseen because they occur in winter, when researchers typically aren't observing them. By the time ...

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 eat krill - tiny, shrimp-like crustaceans that live throughout Earth's oceans. The huge whales can eat up to four tonnes of krill every day. Blue whales lunge through large swarms of krill ...

The findings are a window into the rich inner lives of whales – and allow us to check the health of the ocean.

But despite their enormous size, blue whales feed almost exclusively on krill - small, shrimp-like crustaceans that grow to about six centimetres. These tiny animals are found in all of Earth's oceans ...