It took 10 minutes to spot just one strawberry dart frog in the terrarium at the National Zoo, hidden carefully in the folds of a lush green leaf and staring with beady black eyes into the early ...

Richard Lynch, a local botanist, has the most unusual of alarm clocks: He wakens daily to the peculiar sound of amphibian mating calls. Criiick criiick. Ticki-ticki-ticki-ticki! Amorous jungle noises ...

This is WEEKEND EDITION from NPR News. I'm John Ydstie. There's a new trend in the pet world that has nothing to do with cockapoodles, ferrets or Siamese fighting fish. More and more people around the ...