PhysOrg Posted April 26, 2021 Share Posted April 26, 2021 Powered flight in animals—that uses flapping wings to generate thrus—is a very energetically demanding mode of locomotion that requires many anatomical and physiological adaptations. In fact, the capability to develop it has only appeared four times in the evolutionary history of animals: On insects, pterosaurs, birds and bats.View the full article Quote Link to comment Share on other sites More sharing options...
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