When birds remain airborne and moving without flapping their wings, on what are they gliding? – 2017

when birds remain airborne and moving without flapping their wings, on what are they gliding?

In order to keep flying for hours without flapping wings a bird has to fly within the confines of upward flowing warm air current. Therefore, a soaring bird is seen circling within confined area.

Upward flowing air current

Soaring is entirely different pattern of flying. Here the force of lift is created naturally. Upward flowing air current helps the bird in flying.

There are two methods by which birds can fly effortlessly: Gliding and soaring. Talking about vulture, when it is gliding in the air its wings are outspread but not flapping.

Soaring is entirely different pattern of flying. Here the force of lift is created naturally. Upward flowing air current helps the bird in flying. Air does not become uniformly warm during the day over an area where a town is situated in the midst of lush green surrounding countryside.

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