Freaky Frogs

Freakish frog unleashes hidden claws if threatened.

Freaky Frogs

Funky Frogs
Funky Frogs
Funky Frogs
Funky Frogs
Funky Frogs
Funky Frogs
Funky Frogs
Funky Frogs
Funky Frogs
Funky Frogs
Funky Frogs
The brightly colored green-and-black poison dart frog is a native of Central America. But the species also spread to the Hawaiian islands when it was brought in to control the mosquito population during the 1950s. (Joel Sartore/National Geographic/Getty Images)
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