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If you mean the head bobbing displayed by many birds when walking: it is believed to help with visual stabilization. The term head-bobbing, used for the apparent back and forth movement of the head of some birds while walking on the ground (think pigeons), is a bit of a misnomer. These birds don't actually bob their heads back and forth – instead, ...


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Most animals have some shared reactions to anti-stress drugs and painkillers, for example it has been proven that lobsters react to the same painkillers as humans in response to stimuli. Birds are much closer and have a lot of shared characteristics with humans, fear, heart rate changes, adrenaline, stress. There are many studies about general stress, for ...


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I'm no expert, but several things come immediately to mind. First, as you know, small birds like to eat millet, which must seem like fast-food to them. However, sparrows are ordinarily urban creatures these days, and while they might have forgotten how nice millet is to eat, they'll probably enjoy it too, in sensible quantities. You might even want to ...


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