While scientists have known about frog-on-frog predation, until now they haven't looked into the reasons for it.
The animal lives only in one mountainous region and requires a cold, humid environment.
With the discovery of some new, highly venomous frogs in Brazil, we take a look at a few more amazing hoppers.
None of the seven new species found in Brazil's cloud forests are bigger than an adult thumbnail.
Kitchener, Ontario helps Jefferson salamanders make their annual spring crossing of a road to ponds on the other side.
The gray-brown creature resembling a snake was discovered in a remote but threatened area of Cambodian rainforest.
The new frog is the only species known to give birth to live tadpoles.
Eastern hellbenders, also known as devil dogs, Allegheny alligators and snot otters, are big, ugly salamanders that need clean streams.
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