Anyone who's heard an English cuckoo knows where it got its name. Cuckoos make a two-note call, the first sounding like the vowel in "cook" and the second like the vowel in "coo." Between the two, ...

What’s in a name? People use unique names to address each other, but we’re one of only a handful of animal species known to do that, including bottlenose dolphins. Finding more animals with names and ...

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 ...

Pigs are noisy creatures, from their contented oinks to their terrified squeals. But could those sounds contain clues to their emotions and welfare? An international team of researchers say so. For a ...

Damien Pollard does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...