To the casual observer on a photo safari, the giraffe is an iconic, gentle giant browsing the acacia tops. But to a cardiovascular physiologist, a giraffe is a walking, breathing hydraulic paradox.

Giraffes are best known for their towering necks, but their beautifully spotted coats are just as distinctive — and they serve important functions. One reason is for camouflage; a giraffe's spots help ...

Giraffes are known for their peaceful nature and their preference for living together in close family social groups. Although they rarely fight with each other, there are times when two male giraffes ...

The beautiful mottled patterns of a giraffe’s coat work as more than camouflage – the size of the spots seems to be linked to how well the animals survive during unusual temperatures. Every giraffe ...

Giraffes, with their distinctive body shape and variations in coat patterns, have long been an example in evolutionary biology teachings. They are a textbook example of how species adapt to their ...

The giraffe population has dwindled to a point where the species should be protected under federal endangered species laws, U.S. wildlife officials said Wednesday, signaling what would be the first ...

Welcome to the black/blue tongue club, where a willingness to spend 12 hours eating leaves every day is essential.