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Hawks forward dive and then swoop up to hit the brakes before landing
A diving manoeuvre used by raptors to slow down before landing on a branch could improve technology for flying and perching drones
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A diving manoeuvre used by raptors to slow down before landing on a branch could improve technology for flying and perching drones
The red feathers of male crossbills are brighter in birds that find it more physically challenging to fly, suggesting exercise influences plumage colour