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Why birds like emu and ostrich can fly?

April 26, 2017Birds EMU fly Ostrich

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Why birds like emu and ostrich can fly?

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Birds like the emu and ostrich gave up on flight because they became fat and lazy when the dinosaurs died, according to new research. An abundance of food and a lack of predators following the extinction of dinosaurs saw a number of birds fatten up and simply stop bothering to take to the air.