The largest blue whale ever recorded weighed over 199 tons. Even average-sized blue whales are massive, weighing around ...

Killer whales have been spotted hunting down dolphins - and sharing the catch with pals - for the first time. The dramatic new images of orcas in the Humboldt Current system, off Chile, show them ...

Scientists have documented what might be the first case of friendly interactions between killer whales and smaller cetaceans. Here's what they think is going on.

Toothed whales usually eat larger prey, which can include fish, squid, octopus, seabirds, seals, penguins, sharks, and even other whales and dolphins. Sperm whales dive up to 3,000 feet (900 m ...

A study published in the journal Current Biology describes a new example of tool use by a critically endangered population of ...

The largest blue whale ever recorded weighed over 199 tons. Even average-sized blue whales are massive, weighing around 350,000 pounds. That’s about the same as 30 adult male African elephants.

A pod of dolphins knows to get out of the way when a massive blue whale opens its huge mouth to eat krill. ©ViralHog / YouTube – Original The blue whale is so large, it dwarfs a pod of dolphins ...