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9 of the smartest animals on Earth

squirrel eating peanut

Photo: MrClean1982/Flickr

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Anyone who has ever seen a squirrel dart across a crowded street has wondered if they are aware of the danger. It turns out they may be — but if there is food on the opposite end of the street they may not care. Squirrels are fast learners, according to a recent study from Science Daily, and they learn from their peers. Stealing food is a trick that squirrels pass along.