Read a National Geographic magazine article about animal mating behaviors and get information, facts, and more about sexual ...

A massive cougar taken in the snowy wilderness of British Columbia holds an official world record, but the famous weight figure attached to its legend has never actually been verified. The truth ...

Plenty of animals ram their heads on purpose. Bighorn sheep, muskoxen and goats all settle their arguments with a solid crack of the skull. For a long time, the thinking held that these animals were ...

Walking across a rugged desert landscape, the desert bighorn sheep is perfectly adapted to survive in some of North America's harshest environments. Found in rocky mountains and arid deserts of the ...

LAS VEGAS (FOX5) — The Nevada Department of Wildlife is urging visitors to Hemenway Park to keep their distance from bighorn sheep that frequent the area, warning that getting too close can be ...

In 1965, Harvard Business Review surveyed 2,000 male and female executives to track perceptions of women in leadership. Since then, researchers have replicated that study every twenty years to gauge ...

Mating with many males means more viable nests and improved offspring survival or performance for African Grey Foam-Nest ...

A young female bald eagle has been spotted perching near Shadow as his mate Jackie remains in an intensive care unit 170 ...

In mammals, males are usually stronger and more competitive than females. Males also show greater inequality in reproductive success—the number of offspring they produce—than females. In spotted ...

With their intense, feline gaze, barred bodies, and fierce hunting skills, the Great Horned Owl has been called the “tiger of ...

Older generations learned that Lt. Col. George Armstrong Custer led his cavalry against the Lakota, Cheyenne and Arapaho peoples on the Northern Plains and died in the Battle of the Little Bighorn.