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Published online 21 February 2007 | Nature | doi:10.1038/news070219-6
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Scrub-jays look ahead
Far-sighted birds plan breakfast the evening before.
They might not pay into savings accounts or keep diaries, but western scrub-jays (Aphelocoma californica) can anticipate and plan for the future, research published in Nature this week shows1.
What the birds do in the evening depends on how they might feel the next morning.
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