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9 of the smartest animals on Earth

cows in Alps

Photo: Ski Lodge Engelberg/Flickr

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Cows seem like placid animals merely concerned with chewing their cud. As it turns out, they possess a rich and complex emotional life. The Times reports that scientists have found that cows have friends and enemies. Further, “Cows are also capable of feeling strong emotions such as pain, fear and even anxiety — they worry about the future.”