Put a microphone outside overnight in Southern California not far from the urban sprawl, and you might be surprised how much you can hear. (SOUNDBITE OF ANIMAL HOWLING) SUMMERS: But for scientists ...
The croaking of frogs and toads is as much a part of spring as birdsong and gardening. When these creatures head to ponds and pools in search of mates, it’s hard to miss–though not everyone ...
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