The most dangerous sea creatures in the world don't always have large teeth like great white sharks or weigh over 10 tons (9 metric tonnes) like the killer whale. The sea creatures that are a threat ...

Keep reading to learn all about the world's most dangerous sea creatures, many of whom call the waters around Australia home. DOWNLOAD THE 9NEWS APP: Stay across all the latest in breaking news ...

These deep-sea creatures can live up to 35 years old, and weigh as much as 11 pounds. With eight long and spindly legs, this creepy crawly, known as the giant sea spider, sticks to the deep seafloor.