Animals have evolved to sleep in extreme ways — for example, taking micro naps during parenting, sleeping on the wing during ...

Prairie voles are among the few mammals that form long-term pair bonds. They frequently cuddle and sleep side by side, ...

Flat-faced dogs are all the rage – and have been for a while. With its wrinkly nose and bat-like ears, the French bulldog – which recently climbed to take the title of the most popular dog breed in ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. Max Genecov is a doctoral candidate in ...

We spoke with sleep and psychology experts about why so many adults sleep with stuffed animals and whether it's something to be concerned about or to, ahem, fully embrace. To understand why some ...

Animals are domestic, wild, dangerous, spooky, fearful, small, big, cute, etc. Different animals serve differently to our eyes and the cute ones make our day with their appearance, charm and sweet ...

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