Study Sheds Light on How Pigeons Navigate by Magnetic Field - NYTimes.com - 0 views
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A well-known and often-mentioned study of London taxi drivers showed that experienced drivers with a mental map of London had a hippocampus larger in one area than people without their experience. In some birds that hide seeds and return later to their caches with astonishing accuracy, the hippocampus grows and shrinks seasonally, presumably as they map their hiding spots.
