Blue whales are the largest animals ever, reaching up to 110 feet (33.5 meters) long and weighing up to 330,000 pounds (149,686 kg). They primarily eat krill, filtering these tiny crustaceans ...

Whales are the biggest creatures on Earth. These animals are found in every ocean, but that doesn't make them fish.

Surprise: Blue ... Whales Attacked a Blue Whale—Here's the Surprising Reason Why Killer Whales Attacked a Blue Whale—Here's the Surprising Reason Why Watch Watch the World’s Biggest Animal ...

Killer whales are known for being intelligent, which makes them powerful hunters. Now, new research shows how they take down one of the planet's largest animals. NPR's Lauren Sommer has more.