Poisonous orange mini-frogs discovered in Brazilian forest (From NewScientist)

http://www.newscientist.com/article/dn27662-poisonous-orange-minifrogs-discovered-in-brazilian-forest.html#.VXIJJc9VhB

Cute as a button and about as small as one too. The mini-frog pictured above is roughly a centimetre long. It is one of seven species recently discovered in the Brazilian Atlantic Forest, which are some of the world's tiniest frogs.

Discovered by Marcio Pie from the Federal University of Paraná in Brazil and colleagues, their bright colour may be warning predators of their poisonous skin, which contains a potent neurotoxin. But getting eaten could be the least of their worries.

Restricted to mountaintop cloud forests, where their habitat is shrinking due to climate change, they could be at risk of extinction.

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