QUESTION: Why do ducks quack? ANSWER: Braeleigh, I loved your question because even though I think about how animals act all the time, this was honestly something I had never thought about before! In ...

For decades, researchers and submarine crews in icy waters off the coast of Antarctica have been picking up a mysterious quacking sound. The "bio-duck," as its called, has been heard on and off since ...

A good many ducks quack, but not all ducks quack. However, a good old-fashioned quack will attract most ducks—mallards and non-mallards alike. But the ability to sound like different types or species ...

After decades of hearing a strange “ocean quack sound,” scientists have finally pinpointed its source. First detected by submarines 50 years ago, the strange noise, nicknamed “the bio-duck,” appears ...

There is an old wives’ tale that a duck’s quack has no echo. This has been proven not to be true in what can only be described as the best duck experiment ever. But the rumor has a basis in truth.

For decades, researchers and submarine crews in icy waters off the coast of Antarctica have been picking up a mysterious quacking sound. The "bio-duck," as its called, has been heard on and off since ...

20140423_atc_what_spooked_the_subs_of_the_60s_quacking_whales.mp3?orgId=1&topicId=1007&d=147&p=2&story=306240733&t=progseg&e=306146997&seg=3&ft=nprml&f=306240733 ...