Flight (biology)

From Citizendium
Jump to navigation Jump to search
This article is a stub and thus not approved.
Main Article
Discussion
Related Articles  [?]
Bibliography  [?]
External Links  [?]
Citable Version  [?]
Video [?]
 
This editable Main Article is under development and subject to a disclaimer.
(CC) Photo: Graham Karslake
A barn owl in flight.

In biology, flight or aerial locomotion has evolved at least four times, in the insects, pterosaurs, birds, and bats. Some animals use gliding instead of powered flight.