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Why do the feathers of duck and other waterfowl have oils that repel water?
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How do birds dive under water and appear to not get wet?
The feathers are heavily oiled to repel water.
Bird feathers repel water?
Yes they do. Birds spend a lot of time preening and keeping their feathers in good condition.
Does water stick to all things?
No some things repel it like a duck's feathers
What is an example of repel?
Water and oil repel each other.
When a charged balloon placed near a stream of water it attracts to it . but when you do it again the stream of water repel the charged balloon?
if they have like charges then they will repel, this is like the same with the water and balloon. they both repel each other. In other words they don't like each other.
What are two common waterfowl?
the term 'waterfowl' refers to a bird that lives in water. Therefore: two common waterfowl are ducks and swans
Do ducks have waterproof feathers?
yes they do so when it rains the water just runs off them so if you held one when it has just been out side in the rain the duck will be harly wet and absolutly dry on the inside near the skin.
What is a waterfowl?
it is a bird that swims on water such as a swan or duck.
How does construction of a feather be waterproof?
The feather is not waterproof because of its construction. Birds spend a great deal of time grooming their feathers (preening). While they preen, they squeeze an oil gland at the base of their body, and spread this oil over their feathers. This is what causes the feathers to repel water. The feather construction, however, is amazing and a worthwhile study.
Are hydrophilic substances attracted to water?
No. Hydrophobic literally means "afraid of water," so they will repel each other, most likely because the other substance is non-polar.
Are waterfowls related to ducks?
A duck is a member of a family of birds called waterfowl. Waterfowl are birds that spend most of their time on or near the water.
Do adelie penguins have feathers?
Yes, like any other penguins they have feathers to keep them warm when they are looking for fishes in the freezing water.
