The various species of whales inhabiting Earth’s oceans employ different types of vocalizations to communicate. Sperm whales, the largest of the toothed whales, communicate using bursts of clicking ...

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Sperm whales have a lot to say. The animals spend much of their lives in darkness, searching the ocean's depths for giant squid. So sound rules their world, especially in their tight-knit family ...

You can add marmoset monkeys to the list of species that use “names.” But whether animals have anything more to say remains unknown. Do animals have names? According to the poet T.S. Eliot, cats have ...