Why do grizzly bears climb mountains to eat moths?

In summer, grizzly bears climb mountains daily in Glacier National Park to dig up and eat thousands of fat...

Prestige, dominance, and leadership among the Chabu hunter-gatherers of Ethiopia

How has leadership changed over human evolution; what mechanisms underlay our species' leader-follower psychology...

Can we find bacteria within ticks to stop diseases?

Ticks are the #2 carrier for human pathogens and the #1 carrier for animal pathogens. They carry hundreds...