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.

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 ...

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What's with the long neck? While a common hypothesis has been that competition among male giraffes affected the length of their necks in evolution, a new publication has suggested otherwise. This work ...

(WHTM) — Pennsylvania researchers may have answered the age-old question of “does size matter” – well at least for the reason on why giraffes have long necks. A “sex-for-necks” theory has long ...

For over 200 years, there has been just one species of giraffe, Giraffa camelopardalis. This unmistakable African animal is easily recognized across the world. With their long necks and distinctive ...

WINDHOEK, Namibia, September 8, 2025 (ENS) – A fresh assessment of the tallest living land animal and largest ruminant on Earth has officially recognized four distinct species of giraffes, overturning ...

A reassessment of the iconic species has “some dramatic implications for how we view giraffe conservation across Africa,” a new study concludes. A Masai giraffe, native to East Africa, is one of four ...

(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 ...

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 ...

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 ...