Originally bred in Germany, this breed's name literally means "badger dog."
What is the Dachshund?
This wild cat is the fastest feline.
What is the Cheetah?
This body system includes the spleen and lymph nodes.
What is the lymphatic system?
NASA
What is National Aeronautics and Space Administration?
This planet rotates on its side.
What is Uranus?
This breed has a blue-black tongue and originated in China.
What is the Chow Chow?
This cat has the largest geographic range of any wild feline.
What is the Leopard?
This organ produces bile.
What is the liver?
RADAR
What is Radio Detection And Ranging?
This dwarf planet has the largest known moon relative to its size.
What is Pluto?
This giant breed was originally developed to hunt wolves in Ireland.
What is the Irish Wolfhound?
This South American feline is also known as the "little painted cat."
What is the Oncilla?
These tiny air sacs in the lungs exchange oxygen and carbon dioxide.
What are alveoli?
SCUBA
What is Self-Contained Underwater Breathing Apparatus?
The Oort Cloud is believed to be the source of these icy visitors.
What are comets?
The Belgian Malinois belongs to the same group of four Belgian shepherd breeds as this long-haired variety.
What is the Belgian Tervuren?
This small Southeast Asian feline is the world's smallest wild cat by weight.
What is the Rusty-spotted Cat?
This endocrine gland sits atop each kidney.
What is the adrenal gland?
SONAR
What is Sound Navigation And Ranging?
This moon of Saturn has a thick nitrogen atmosphere.
What is Titan?
This African breed is known for females coming into heat only once each year.
What is the Basenji?
This feline is the only member of the genus Acinonyx.
What is the Cheetah?
The Loop of Henle is found in this organ.
What is the kidney?
LASER
What is Light Amplification by Stimulated Emission of Radiation?
The Roche limit describes the distance at which this happens.
What is a satellite or moon being torn apart by tidal forces?