Both beautiful to behold and somewhat mysterious, bioluminescence has arisen a number of times in the history of the life on earth. The exact ingredients can differ slightly, but all bioluminescent creatures glow due ...

The thorny devil (Moloch horridus) looks like something straight out of an old Japanese monster film. Thankfully, the lizard only averages eight inches (20 centimeters) long and spends most of its time terrorizing ants, ...

The maned wolf (Chrysocyon brachyurus) is the largest canid species in South America. It lives in the grasslands and scrub forests of Argentina, Bolivia, Brazil, Paraguay and Peru.

Frogs and other amphibians are under pressure. Nearly one-third of the world’s amphibians are threatened or extinct, according to a report from the International Union for the Conservation of Nature (IUCN). Habitat ...