Green Anaconda – One of the largest snakes in the world, this giant constrictor can swallow large prey, including deer and caimans, and could theoretically consume a human. Nile Crocodile – These ...

Discover 10 lesser-known facts about the blue whale, the largest animal on Earth. Learn about its diet, communication, ...

Learn more about how baleen whales split into two groups — fight or flight — and how these groups determine how loud they sing.

Killer whales are the only natural predator of baleen whales—those that have "baleen" in their mouths to sieve their plankton ...

A new marine predator rivalry is emerging in the waters of Australia, shaking up the long-established hierarchy of the oceans ...

New research finds some baleen whale species call at such deep frequencies that they're completely undetectable by killer whales, which cannot hear sounds below 100 hertz. These also tend to be the ...

Some baleen whales avoid killer whale attacks by singing songs at deep frequencies that their predators cannot hear.

Killer whales are the only natural predator of baleen whales — those that have "baleen" in their mouths to sieve their plankton diet from the water ...

The super-low, super-loud songs of flight species like blue and fin whales are the perfect tool: they can attract a female ...

More than a year after a massive great white shark washed ashore in southwestern Australia, scientists have uncovered its ...

DNA evidence has confirmed that killer whales in Australia hunted a white shark for its liver—marking the first recorded case ...

The animal’s dorsal fin was still floppy, indicating it was less than 24 hours old, according to news reports.