bird ancestors

How Did Flying Evolve?

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How Did Flying Evolve? Wings evolved because bipedal animals were leaping into the air; large wings assisted leaping. … Wings evolved from gliding ancestors who began to flap their gliding structures in order to produce thrust. (This is reasonable and possible, but only with phylogenetic evidence for an arboreal gliding origin.) How does flight evolve?

Are Birds And Pterosaurs Related?

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Are Birds And Pterosaurs Related? Are birds and pterosaurs related? Today’s scientific consensus is that pterosaurs are nonetheless more closely related to dinosaurs, whose living descendants are birds, than to any other group, including the next-closest, crocodiles. What is also clear is that pterosaurs were the first vertebrates to fly—an amazing feat. How are pterosaurs