Whether crying makes you feel better or worse emotionally, shedding tears is an important part of keeping our eyes healthy. Tears help shield our eyes from the rest of the world and keep them hydrated ...

Birds and reptiles may not resemble humans in many ways, but they cry similar tears. The composition of human tears is well known, but until now, there was very little research into the composition ...

Q: First: In your last week's column, you answered a question about a bird which sounded as if it were crying. My thought: Could it be a catbird? I am always entertained by their nonsensical mimicking ...

One of Australia's smallest birds has found a cunning way to protect its nest from predators by crying wolf, or rather hawk, and mimicking the warning calls of other birds to scare predators ...

A remarkable clip shows a lyrebird, located in Australia's Taronga Zoo, mimicking the sounds of a crying baby—and viewers are shocked. The video, which can be viewed here, has been watched 721,400 ...

Birds and reptiles may not resemble humans in many ways, but they cry similar tears. The composition of human tears is well known, but until now, there was very little research into the composition ...