It’s true they do have an amazing ability to be able to sleep standing up. But they do also sleep lying down. If you’re a horse, you need to be able to do both. Flickr/Loco Steve

Curious Kids: why don’t horses sit or lie down even while sleeping?

Horses can stand on three legs and rest the other leg. They can change the leg they rest so that all of their legs get a chance to have a break.
Un chat domestique faisant sa toilette. Une nouvelle étude démontre qu’il n'y a pas que le nettoyage en jeu… Image courtesy of Candler Hobbs (Georgia Institute of Technology, Atlanta).

Minou bien au frais: cette langue râpeuse sert à autre chose qu’au toilettage

Jusqu’à récemment, on ne savait pas pourquoi les langues de chats étaient si râpeuses. Le mystère est maintenant -partiellement- résolu. Il y a autre chose qui se passe quand le chat fait sa toilette.
Dogs don’t follow the rules on larger animals living longer. Cindy Zhi/The Conversation NY-BD-CC

Curious Kids: Why don’t dogs live as long as humans?

Dogs don’t follow the rules on larger animals living longer. A 70kg Great Dane is lucky to reach seven years, but a 4kg Chihuahua can live for 10 years or more.
As little as three squares of chocolate can make dogs sick. Duffy Brook

Why can’t dogs eat chocolate?

Chocolate poisoning in dogs remains a problem, particularly at Christmas.

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