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In Photos: Eerie Zoo Animal Skeletons, in X-Rays

Toco toucan

zoo animal x-rays

(Image credit: Oregon Zoo)

Also known as the common toucan, the Toco toucan is the biggest and best-known of all the toucans — a group that includes more than 40 species.

Fat-tailed gecko

zoo animal x-rays

(Image credit: Oregon Zoo)

An X-ray of a fat-tailed gecko makes it easy to see how the animal got its name, with a thin chain of tail bones cushioned by plenty of flesh.

Flamingo

zoo animal x-rays

(Image credit: Oregon Zoo)

The digital X-ray system used by the Oregon Zoo "produces images with great detail and clarity. It helps ensure excellent health care for the animals, and it also provides a unique glimpse inside the world of wildlife," zoo representatives said in a statement.

Hedgehog

zoo animal x-rays

(Image credit: Oregon Zoo)

Veterinarians use X-rays to monitor the health of zoo animals. While a dark blob inside the gut of this hedgehog may look alarming, it is actually just a harmless ball of gas.