YOU PROBABLY
DIDN'T KNOW...

The blue whale is the largest animal in the world. The tongue of a blue whale is estimated to be about 4 tons.

The ocean covers over 70% of the Earth’s surface.

There are rivers and lakes beneath the ocean.

Up to 80% of all volcanic
eruptions happen underwater.

Killer whales, or Orcas, are actually a type of dolphin.

Less than 5% of the ocean has been explored.

There are more historic
artifacts at the bottom of the oceans than in all the world’s museums combined.

The Great Pacific Garbage Patch is a collection of trash and plastic floating between Japan and the western United States. Some scientists estimate the garbage patch to be the size of the state of Texas.

There are plenty of sounds
beneath the surface of the ocean.
The sound of earthquakes,
whales passing by, and other
ambient sounds can be heard in
the deepest parts of the ocean.

An octopus has three hearts. One heart pumps blood to the organs while the other two hearts pump blood through the octopus’ gills.

Amelia Earhart was the first female to fly an airplane solo across the Atlantic Ocean.

The ocean isn't actually blue!
Sunlight penetrating the water's surface is what gives the ocean its color.

The name “Pacific Ocean" comes from a Latin word for “peaceful sea.”

70% of the oxygen on Earth is produced by the oceans.

There is an estimated 20 million tons of gold at the bottom of the ocean.