A. V. Koroljov

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There are three known vertebrate groups whose representatives can actively fly: birds, bats, and pterosaurs. Among them, birds are of greatest interest for biologists and engineers. It is the flight(More)
There are known three groups of vertebrates, representatives of which are gifted in active flight, namely birds, bats, and pterosaurs. Among them, the group biologists and engineers are most(More)
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