This desert is often called "The Greatest Desert".

This dessert is made from apples baked in a crust and is a popular American favorite.

This nocturnal bird can rotate its head up to 270 degrees and hunts rodents after dark.

This flowering tree, famous for its large white blossoms, is the official state flower of both Mississippi and Louisiana.

This flightless bird is the largest species of penguin and breeds during the Antarctic winter.

Known in Mongolian as the "Waterless Place," this desert covers around 500,000 square miles across northern China and southern Mongolia.

This creamy dessert is made from milk, sugar, and eggs, and is often topped with whipped cream.

Using echolocation to navigate and find insects, this flying mammal is most active at night.

Known for its feathery Spanish moss drapery, this oak species is a signature tree of Southern landscapes and plantations.

This organism, formed by a partnership between fungi and algae or cyanobacteria, is abundant on exposed rock surfaces.

Located in South America, this desert is widely known as the "driest place on Earth".

This dessert is made from sweetened cream cheese on a crust.

Native to North America, this masked mammal often rummages through garbage cans at night.

This wetland tree develops distinctive "knees" that protrude from the water around its roots and is common in Southern swamps.

Most Antarctic plant life consists of these non-vascular organisms, along with lichens.

Spanning the U.S. - Mexico border, this desert is nicknamed the "Mother of Waters" due to its vital underground spring systems.

This Italian dessert's name means "pick me up" and contains coffee.

This small primate from Madagascar has large eyes adapted for night vision and is one of the world's few nocturnal primates.

The state tree of Georgia, this pine species is valued for its long needles and was historically important to the naval stores industry.

These marine mammals use holes in sea ice to breathe and are a primary predator of penguins in Antarctic waters.

Located in Turkmenistan, this desert is nicknamed the "Black Sand".

This French dessert consists of a custard base topped with a layer of hardened sugar that is cracked with a spoon before eating.

This desert-dwelling fox has oversized ears that help it hear prey moving underground during nighttime hunts.

This vine with purple blooms, introduced from Asia, has become one of the South's most notorious invasive plant species.

Not-so-daily-double: This tiny crustacean forms the foundation of the Antarctic food web, serving as a key food source for whales, seals, and penguins.