The expression “crocodile tears” is often used to describe fake or insincere emotions. Surprisingly, crocodiles do actually produce tears. But unlike humans, whose tears are closely tied to emotions, ...

A recent newspaper article called "Elephant tears: Newborn weeps after being parted from mother who tried to kill him" reports about a newborn male elephant who "cried for five hours without stopping ...

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We are learning more and more every day about just how smart some animals are: apes, octopuses, some species of birds, dogs, cats. But how about other animals? Snails? Mosquitos? They sure seem less ...