There are places where frogs could be — but aren't. Ninety years ago, scientists were debating the question of animal dispersal. How come there are kangaroos in Australia, and none in southern Africa ...

One of the small handful of flying frogs in the world, the harlequin tree frog is not the kind of creature you’d easily miss. WITH A REDDISH-brown body, bright yellow flanks, and extensive webbing on ...

Katherine Gonzalez, a young Costa Rican scientist, is helping to explore how a tiny fly in the middle of the jungle can hear the love songs that male frogs produce for females. The flies then find the ...

Take the túngara frog (Engystomops pustulosus). During the breeding season, males gather in ponds and puddles throughout Central and South America and call to attract females of their own species.