People aren't the only ones using treadmills to keep in shape.

Horse

Slow motion captures a race horse's strength and grace.

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Dog

It doesn't take him long to catch on.

Bird

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Pig

Yeah, it's an ad, but it's still a pig on a treadmill.

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Ferret

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Kiwi

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Bat

Who knew vampire bats could run?

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Fish

From a study on the mudskipper's oxygen consumption. (Thanks, Lula!)

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Guinea Pigs

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Turtle

A science experiment to document the breathing process of a turtle.

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Cat Who Likes a Treadmill

November is not only willing to use the treadmill as it was intended, but also looks good doing it.

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Cat Who Doesn't

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Two Cats

Might as well have some fun with your sibling.

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Cat and Dog Together

You can tell the cat is looking for an easier way.

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Shrimp

Not to be watched while drinking liquid.

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Humans

Apparently, humans on treadmills are only noteworthy when they do it wrong.