Loons Haunting Calls

November 27, 2006 by  
Filed under Features

Visitors to northern-hemisphere lakes often hear loons (known as divers in Europe and Asia). Most of the 5 loon species make haunting, wailing calls that, once heard, are difficult to forget.

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Desert Birds: How Do Birds Drink Water? Part 1

October 2, 2006 by  
Filed under Features

Like all animals, birds need water in order to survive. They need even more water than mammals do, to help fuel their energetic flight. So how do birds, especially ones that live in deserts, stay hydrated?

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How do birds drink?

September 8, 2006 by  
Filed under Features

Birds need water to survive. This includes ocean birds that are flying far out over the ocean, like gulls, petrels, and albatross. They may be far from shore for months or even years at a time, never seeing lakes or other sources of fresh water. How do they survive?

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Waterproof feathers – Birds

August 28, 2006 by  
Filed under Features

“Like water off a duck’s back”, goes the common expression. When raindrops hit the “waterproof” feathers on a duck, they bead up and do not penetrate the feathers. How does this work?

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