Scientists have discovered a strange new toad species smaller than a fingernail in a rainforest in northeast Brazil, shedding more light on the rich diversity of life forms in the region. The species ...

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Distribution of the frogs studied and examples of their finger disc widths. Distribution of the Kaloula conjuncta complex A and B K. picta. Diamond = location of samples sequenced for this study; star ...

Want to participate in an exciting, possibly dangerous, field trip while trekking through a jungle or exploring an underwater cave? Would you like to stand alone in the dark in a Colorado pond ...