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.

Why do giraffes have such long necks? A study led by Penn State biologists explores how this trait might have evolved and lends new insight into this iconic question. The reigning hypothesis is that ...

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 ...

You're currently following this author! Want to unfollow? Unsubscribe via the link in your email. Giraffes didn't always look like the elegant giants we recognize — ancient giraffes looked more like ...

A strange early relative of the giraffe was perfectly adapted for some serious headbutting 17 million years ago, according to new research. The oddball giraffoid didn't have the signature long neck of ...

Giraffes may look peaceful, but their biology tells a different story. With devastating neck strikes and kicks strong enough to kill lions, they’re far from defenseless. This breakdown explores ...

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 ...

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 ...

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 sex. Not surprisingly then, the age-old question of why ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Douglas R. Cavener, Penn State (THE CONVERSATION) Everything in biology ultimately ...