Add Yahoo as a preferred source to see more of our stories on Google. A female giraffe browsing. Everything in biology ultimately boils down to food and sex. To survive as an individual you need food.

A study explores body proportions of Masai giraffes, lending insight into why giraffes have such long necks and how this trait might have evolved. Why do giraffes have such long necks? A study led by ...

Giraffes are often used as textbook examples of adaptive evolution, with their elongated necks, specialized cardiovascular systems, and distinctive coat patterns representing striking outcomes of ...

A Penn State researcher has been trying to get to the bottom of the age-old question of why giraffes have long necks. Ed Reschke Getty Images Editor’s note: The Focus on Research column highlights ...

All the Latest Game Footage and Images from Giraffe Evolution Long neck, camel-like shape, leopard-like coloring and horn-like ossicones don’t come out of nowhere: giraffes are naturally bizarre. What ...

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Those impossibly long legs that make giraffes look like they’re walking on stilts aren’t just architectural supports for a tall body. Scientists have discovered they’re actually energy-saving devices ...

Douglas R. Cavener receives funding from Penn State University. Everything in biology ultimately boils down to food and sex. To survive as an individual you need food. To survive as a species you need ...

Editor’s note: The Focus on Research column highlights different research projects and topics being explored at Penn State. The following originally appeared on The Conversation. Everything in biology ...