Filmmaker Bertie Gregory's new documentary special captures the extreme challenges facing the world's fastest land animal.
Stars Insider on MSN
The fastest swimmers in the animal kingdom, ranked
The average person swims at a speed rarely exceeding two miles per hour, or 3.2 km/h. A fit, young, and fully trained Olympic ...
Explore the world’s fastest birds of prey, from falcons to eagles, and learn how extreme speed and high-velocity make them ...
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