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Your search for "extinct" returned 572 results
What makes a cheetah run so fast?
animals.howstuffworks.com/mammals/cheetah-speed.htm
What makes a cheetah run so fast? Learn why a cheetah runs as fast as it does, and find out how cheetah anatomy allows it to reach top speeds.
What Is Caviar? Origins, Types and Production
science.howstuffworks.com/innovation/edible-innovations/caviar.htm
Many people consider caviar, unfertilized sturgeon eggs, to be a delicious delicacy. But how exactly is this luxury harvested, and what is the proper way to eat it?
You're Grounded: Cats May Soon Have Curfews in Iceland
animals.howstuffworks.com/pets/cat-curfew.htm
It's after midnight. Do you know where your cat is?
Neanderthal vs. Homo Sapien: Separate Species With Different Fates
science.howstuffworks.com/life/evolution/neanderthal-vs-homo-sapien.htm
Neanderthals (Homo neanderthalensis) and humans (Homo sapiens) are two distinct species within the genus Homo. Neanderthals lived in Eurasia until about 40,000 years ago, alongside ancient humans.
River-bottom Bones: The Strange World of Underwater Fossil Hunting
science.howstuffworks.com/environmental/earth/geology/underwater-fossils.htm
Winding through the South Carolina low country, the Cooper River is a reed-lined haven for sportfish and shorebirds. The waterway originates in Berkeley County's Lake Moultrie. From there, it proceeds all the way down to Charleston, where it merges with the Ashley and the Wando to form that city's world-famous harbor. (Ever hear of Fort Sumter?)
Iterative Evolution: Did the Aldabra Rail Evolve Twice?
science.howstuffworks.com/life/evolution/iterative-evolution.htm
The flightless Aldabra rail only lives on the Aldabra Atoll in Madagascar. But this example of iterative evolution descended from birds that soar.
River-bottom Bones: The Strange World of Underwater Fossil Hunting
science.howstuffworks.com/environmental/earth/geology/underwater-fossil-hunting.htm
Not all fossils are found on dry land. In fact some of the most fascinating fossil finds in history have been submerged for centuries.
Turnspit Dogs: The Elizabethan Kitchen Gadget Bred to Cook Meat
animals.howstuffworks.com/pets/turnspit-dogs.htm
Turnspit dogs were a distinct breed of working dogs in the late 15th-18th centuries. They had one job and it was to help roast meat over the fire.
The Mountain Chicken Is Actually an Endangered Frog
animals.howstuffworks.com/amphibians/mountain-chicken.htm
The mountain chicken is not a bird at all. It is a critically endangered frog known formally as Leptodactylus fallax, once one of the largest frogs in the world. Today this amphibian species survives on just two islands in the Caribbean: Montserrat and Dominica.
Dunkleosteus: A 20-Foot Fish With an Armored Skull and Bladed Jaws
animals.howstuffworks.com/extinct-animals/dunkleosteus.htm
Dunkleosteus was one of the most formidable predators in ancient oceans. This armored fish lived in marine ecosystems during the Late Devonian period roughly 360 million years ago.