The whistling ducks, with their distinctive call and pink beaks, are often found along the Gulf Coast, including in Houston.

Learn how to create amazing bird whistle sounds using just a PVC pipe in this easy-to-follow DIY guide! With simple materials and a little creativity, you'll be able to make your own bird call ...

Researchers in New Zealand have made what they believe is the first recording of a shark actively making noise.

while dogs needed to be attuned to sounds from small animals. A “silent” whistle to humans was clearly audible to dogs. This type of dog whistle was a response to the marketplace: As suburbia ...