Step (or swim) right up for a free scale cleaning! Cleaner wrasse provide a very valuable service for their underwater clients.
We've all seen the devastation caused by hurricanes, whether on the news or first-hand. However there is even more damage that most people never hear about.
The octopus tentacle surprisingly acts in much the same way as the human arm when transferring tasty morsels from sucker to mouth.
Researchers are still working to understand this serious natural phenomenon.
A coral reef could be said to be both animal and plant.
Imagine if the only way for you to eat were to trek 25 miles on foot to a restaurant and then trek all the way back home afterward.
Seamen have long reported miraculous sightings of luminous, glowing seawater.
When whale carcasses fall to the sea floor, they become food for a vast and complex array of ocean creatures, a community called a whale fall.
Can you imagine lasting an entire month without sleep? Believe it or not, newborn dolphins and killer whales have been observed to do just that. Learn more on this Moment of Science.