Harvested from the nest of eider ducks found wild in Iceland, collecting a kilo of this fluffy material isn't easy, and only 4 metric tons are produced worldwide each year. So what makes eiderdown ...

The origin of the gold was never located. 6. Ducks have excellent vision. A duck’s eyes are placed on either side of its head, giving it a roughly 340-degree field of color vision. The shape of the ...