Leonardo DiCaprio has had his fair share of iconic roles—from a star-crossed lover on a Titanic to a ruthless Wall Street ...

I write about the world of biology. The Jambato harlequin frog has been teetering on the edge of extinction for decades. Here’s a ... [+] close-up look at this impressive amphibian–as well as ...

The Chiriqui Harlequin frog is among the many species of amphibians that disappeared over the past few decades from the Talamanca highlands of Costa Rica and Panama following the arrival of the ...

They are harlequin frogs of a rare Atelopus species, still unnamed and known only in a thin wedge of the Andean foothills and adjacent Amazonian lowlands. The female appears freshly painted—a ...

A recent Conservation International expedition in Peru’s Alto Mayo region has uncovered a wealth of biodiversity, including ...