Unlike lions and tigers, cheetahs lack the ability to roar, but why? Explore the fascinating anatomical differences that set cheetahs apart from other big cats, and learn about the unique sounds ...

Cheetahs accomplish this with leg and back muscles that make up half its body weight. ... The importance of turning also helps to explain some bizarre aspects of the cheetah’s anatomy.

Cheetahs also had longer semicircular ear canals, ... "This distinctive inner ear anatomy reflects enhanced sensitivity and more rapid response to head motions," co-author John Flynn says in a ...

A stock photo shows a cheetah mid run. A new study found out more about what makes animals like this so fast. Mateo Juric/Getty "The fastest animals are neither large elephants nor tiny ants, but ...

Inner ear of cheetahs specially-designed for hunting at high speeds, researchers say "This distinctive inner ear anatomy reflects enhanced sensitivity and more rapid responses to head motions ...

WEST ORANGE, N.J. (CBSNewYork)-- There's an unusual pairing at the Turtle Back Zoo in New Jersey: A cheetah and a domestic animal.They have bonded over their love of play and more. But as CBS2's ...

The world's fastest land animal, the cheetah, is a successful hunter not only because it is quick, but also because it can hold an incredibly still gaze while pursuing prey. For the first time ...

The cheetah's light weight allows its muscles to run so quickly, not weighed down by extra body fat. It's small head, flattened rib cage, and slender legs minimize air resistance. Its flexible spine, ...

The animals that are able to reach incredible speeds do that with the help of two factors - how fast and by how far their muscles can contract, as operation the study.

Interactive: Anatomy of a Cheetah. Interview with Filmmaker Simon King. A Warning to Seafood Lovers. Birds that Use Tools. What Makes a Rehabilitation Program Work? Toki Update: Fall 2007.