A rare moment from South Africa’s Kruger National Park is making waves online– a leopard was spotted standing upright on its hind legs during a safari near Kumana Dam. The unusual sighting, caught on ...

Two small changes in human DNA may have played a big role in helping our ancestors walk upright, researchers say. The study, recently published in the journal Nature, found that these tweaks changed ...

Walking on two legs is a rare and fascinating ability in the animal kingdom, observed across birds, mammals, and even small rodents. From waddling penguins to hopping kangaroos, these creatures have ...