A researcher reopened a decades-old study to demystify strange noises captured in the great depths of the Soutern Ocean, but in vain.

There is a semi-old adage that says if something walks like a duck, swims like a duck and quacks like a duck, it’s probably a ...

The report focuses on birds that must breed and feed in specific habitats such as forests, grasslands and coastal regions.

In the Antarctic depths, a sound like a giant duck’s quack echoed, baffling humans since the 1960s. Dubbed the Bio-Duck, its origin sparked decades of mystery, hinting at something otherworldly ...

Individual sounds: bicycle bell and bicycle, rowing boat, ducks. Rhyme/song Five (four, three, two, one) little ducks went swimming one day, Over the hill and far away, Mother duck said Quack ...