It’s a battle of cousins, but the grizzly would come out on the losing side. Each of these animals has unique traits that make them capable of defeating a grizzly bear in a one-on-one fight. From the ...

Decades ago, India’s tigers were on the brink of extinction. Slowly, their numbers have rebounded. But that ecological success has prompted a dire problem—and a race to save many of them from genetic ...

Editor’s note: We were overwhelmed by the response to our annual Letters to Santa feature, with more than 1,250 letters submitted this year. Due to print space limitations, only a selection could be ...