In 1982, a mysterious sound was recorded in the Pacific Ocean, baffling researchers and possibly hinting at sophisticated ...

Whatever animal may be producing these sounds, Chapman’s aim was to understand the biological function of the “bio-duck” sound. Chapman and his team recorded these sounds using an acoustic ...

The new species of frog makes a sound similar to a duck's quack, researchers said A ... It had a unique call pattern consisting of two to three notes, similar to the quack of a wild duck, an ...